Quick Answer
Spiritual protection means guarding your personal energy from negative influences through crystals, visualization, symbols, and daily practice. Black tourmaline, smoky quartz, and obsidian are the top protection crystals. Combine them with morning shielding visualization, protective symbols like the evil eye or Hamsa, and evening cleansing rituals for complete energetic safety.
Table of Contents
- What Protection Really Means in Spiritual Practice
- Protection Across World Traditions
- The Best Protection Crystals and How They Work
- Energy Shielding Visualization Techniques
- Daily Protection Rituals
- Protection Symbols and Their Meanings
- Smudging and Energetic Cleansing
- Psychic Protection for Empaths and Healers
- Building Your Personal Protection Practice
- Frequently Asked Questions
Key Takeaways
- Protection is universal across cultures: every major spiritual tradition has developed specific symbols, rituals, and tools for energetic shielding, from the evil eye to smudging to crystal carrying
- Black tourmaline leads all protection crystals: its ability to absorb and transmute negative energy makes it the first stone every practitioner should acquire
- Visualization creates real effects: neuroscience confirms that mental imagery activates the same brain regions as actual experience, making protection visualizations genuinely effective at shifting your state
- Daily practice matters more than intensity: a simple two-minute morning shield visualization done consistently outperforms occasional elaborate rituals
- Layered protection works best: combining crystals, visualization, symbols, and cleansing rituals creates multiple levels of energetic defence that reinforce each other
What Protection Really Means in Spiritual Practice
Protection is one of the oldest and most universal human concerns. Long before modern security systems, our ancestors developed sophisticated methods for guarding themselves against unseen threats. These methods were not superstitious reactions to imaginary dangers. They were practical responses to the very real experience of energetic vulnerability.
In spiritual practice, protection means maintaining the integrity of your personal energy field. Every day, you interact with dozens or hundreds of people, each carrying their own emotional states, intentions, and energetic patterns. Without some form of protection, you absorb these influences like a sponge absorbs water. Over time, this absorption leads to fatigue, mood swings, anxiety, and a feeling of being drained that no amount of sleep can fix.
The concept of an energy field or aura appears in virtually every spiritual tradition on Earth. Traditional Chinese Medicine calls it qi. Ayurvedic medicine calls it prana. Japanese healing traditions call it ki. Rudolf Steiner's anthroposophy describes the etheric body. While the terminology differs, the fundamental observation is the same: human beings have an energetic dimension that extends beyond the physical body and interacts with the environment.
Modern research offers some support for this ancient understanding. Studies on bioelectromagnetic fields have shown that the human heart generates an electromagnetic field measurable several feet from the body. HeartMath Institute research demonstrates that one person's heart field can measurably influence another person's brain waves. While this does not prove the existence of auras as traditionally described, it does confirm that humans have energetic fields that interact.
Protection, then, is not about building walls against the world. It is about maintaining healthy energetic boundaries, much like a cell membrane allows nutrients in while keeping toxins out. A good protection practice is permeable, selective, and intelligent. It lets love, joy, and genuine connection pass through while filtering out negativity, manipulation, and energetic drain.
This distinction matters because some people approach protection from a place of fear, trying to block everything out. That approach leads to isolation and emotional numbness. True protection is an act of self-care that actually increases your capacity for connection by giving you the safety to remain open.
Protection Across World Traditions
The universality of protection practices across cultures is striking. Every civilisation, from ancient Mesopotamia to modern Indigenous communities, has developed specific methods for guarding against negative spiritual influences. This cross-cultural consistency suggests that energetic protection addresses a genuine human need.
The Evil Eye Tradition
The evil eye belief appears in Mediterranean, Middle Eastern, South Asian, and Latin American cultures. At its core, the concept holds that certain people can harm others through envious or malicious gazes. The blue glass eye amulet (nazar) found throughout Turkey, Greece, and the Arab world is designed to reflect this negative gaze back to its source.
Archaeological evidence traces evil eye beliefs to at least 3000 BCE in Mesopotamia. Cuneiform texts describe rituals for protection against the evil eye, making this one of the oldest continuously practiced protection traditions in human history. The persistence of this belief across millennia and continents suggests it addresses something real in human experience, whether understood literally or psychologically.
The Hamsa Hand
The Hamsa (also called the Hand of Fatima in Islamic tradition or the Hand of Miriam in Jewish tradition) is a palm-shaped symbol found across North Africa, the Middle East, and parts of South Asia. The open hand represents divine protection and blessing. The Hamsa often incorporates an eye in its centre, combining two protective symbols into one.
The Hamsa predates all three Abrahamic religions. Similar hand symbols appear in Carthaginian and Phoenician art from the first millennium BCE. Its adoption by multiple religious traditions demonstrates how powerful protective symbols can transcend cultural boundaries.
Archangel Michael and Christian Protection
In Christian tradition, Archangel Michael serves as the primary protector against evil. The Prayer to St. Michael, written by Pope Leo XIII in 1886, remains one of the most widely recited protection prayers in the world. Michael is typically depicted wielding a sword and shield, standing over a defeated dragon, symbolizing the triumph of divine protection over darkness.
The Christian tradition of blessing homes, wearing crosses, and using holy water all represent protection practices that have been maintained for two thousand years. These practices share structural similarities with protection rituals in other traditions, including the use of sacred symbols, consecrated substances, and spoken prayers or invocations.
Indigenous Smudging Traditions
North American Indigenous peoples have practiced smudging for thousands of years. The burning of sacred herbs (primarily white sage, cedar, sweetgrass, and tobacco) creates smoke that is believed to purify spaces and people of negative energies. Each herb has specific protective properties: sage cleanses, cedar protects, sweetgrass attracts positive energy, and tobacco carries prayers.
It is important to approach smudging with cultural respect. Many Indigenous communities have expressed concern about the commercialisation of their sacred practices. If you incorporate smudging into your protection practice, do so with awareness of its origins and significance. Consider also using herbs from your own cultural tradition or purchasing from Indigenous-owned businesses.
Hindu and Buddhist Protection
Hindu tradition offers numerous protection practices, from the chanting of mantras (particularly the Maha Mrityunjaya mantra for protection from harm) to the wearing of specific gemstones recommended by Vedic astrology. The practice of placing protective yantras (sacred geometric diagrams) in homes and businesses is widespread throughout India.
Buddhist protection practices include the recitation of protective sutras (paritta), the use of blessed threads, and meditation on protective deities like Mahakala and Palden Lhamo. Tibetan Buddhism has developed especially elaborate protection practices involving mantras, mudras (hand gestures), and visualization of protective deities.
The Best Protection Crystals and How They Work
Crystals have been used for protection since prehistoric times. Ancient Egyptians placed protective amulets made from lapis lazuli, carnelian, and turquoise in tombs. Roman soldiers carried hematite for protection in battle. Medieval Europeans used jet and amber as shields against harmful spirits. Today, crystal protection remains one of the most popular and accessible forms of energetic shielding.
Black Tourmaline: The Ultimate Shield
Black tourmaline (schorl) is the most recommended protection crystal among practitioners worldwide. Its protective reputation is well earned. Black tourmaline is pyroelectric (it generates an electrical charge when heated) and piezoelectric (it generates a charge when compressed). These measurable physical properties suggest the stone does interact with energy in concrete ways.
Black tourmaline works by absorbing negative energy rather than reflecting it. Think of it as an energetic filter that catches harmful frequencies while allowing positive energy to pass through. This makes it ideal for everyday protection, as it does not create the rigid barrier that some other protection stones can.
Place black tourmaline near your front door to protect your home, carry a piece in your pocket for personal protection, or wear it as a pendant to keep it close to your heart chakra. The Ultimate Protection Crystal Set includes black tourmaline along with complementary protection stones.
Smoky Quartz: The Grounding Guardian
Smoky quartz offers a different kind of protection than black tourmaline. Rather than absorbing negative energy, smoky quartz transmutes it, converting dense, heavy frequencies into lighter, more manageable ones. This transmutation quality makes smoky quartz especially useful for people who tend to feel weighed down by the emotions of others.
Smoky quartz is also a powerful grounding stone, drawing excess energy down through the body and into the earth. When you feel scattered, anxious, or overwhelmed by other people's energy, holding smoky quartz can help you reconnect with your centre and re-establish your boundaries.
Obsidian: The Truth Mirror
Black obsidian is volcanic glass formed when lava cools rapidly. Its protection works differently from tourmaline or smoky quartz. Obsidian acts as a mirror, reflecting negative energy back to its source and revealing hidden truths. This makes it a powerful but sometimes intense protection stone.
Obsidian is particularly useful for protection against deception and manipulation. If you suspect someone is not being honest with you, or if you are in a situation where others may be acting with hidden agendas, obsidian can help you see through the fog and perceive what is really happening.
Tiger Eye: The Warrior Stone
Gold tiger eye offers active, dynamic protection. While tourmaline and smoky quartz absorb or transmute negative energy, tiger eye strengthens your personal power so that negative influences simply bounce off. It builds confidence, courage, and assertiveness, qualities that are themselves protective.
Tiger eye is excellent for protection in competitive or challenging environments: job interviews, difficult negotiations, confrontational situations. It helps you stand your ground without becoming aggressive, maintaining both your boundaries and your composure.
Labradorite: The Aura Shield
Labradorite is the quintessential aura protection stone. Its extraordinary play of colours (labradorescence) is said to represent the way it deflects unwanted energies from your aura. Labradorite creates a shield around the aura that prevents energy leaks and protects against psychic vampirism.
The Protection Crystals Set (containing labradorite, tiger eye, smoky quartz, and bloodstone) provides a well-rounded collection of protective stones that work together to create comprehensive shielding.
Energy Shielding Visualization Techniques
Visualization is one of the most powerful tools available for spiritual protection. Neuroscience research has shown that the brain processes vivid mental imagery using many of the same neural pathways it uses for actual sensory experience. When you visualize a protective shield of light around your body, your nervous system responds as though that shield is physically real.
The White Light Bubble
This is the most basic and widely used protection visualization. Sit quietly, close your eyes, and take three deep breaths. Imagine a sphere of pure white light forming in your heart centre. With each breath, see this sphere expanding outward until it completely surrounds your body, extending about an arm's length in all directions. The light is bright, warm, and permeable: it allows love and positive energy to pass through while filtering out negativity.
Hold this visualization for two to three minutes, strengthening the image with each breath. Before opening your eyes, set the intention that this shield will remain active throughout the day. With regular practice, you will be able to activate this shield in seconds simply by taking a deep breath and recalling the feeling.
The Golden Egg
This variation uses golden light instead of white, adding qualities of warmth, abundance, and spiritual authority. The golden egg visualization is especially useful before entering situations where you need to project confidence and strength, such as public speaking, teaching, or leading a group.
Imagine yourself enclosed in a large egg of golden light. The shell of the egg is translucent but strong, like a force field from science fiction. Negative energy cannot penetrate it, but your own light can shine outward through it. This bidirectional quality ensures you remain protected without becoming isolated.
The Mirror Shield
When dealing with a specific person who is directing negative energy toward you (through anger, jealousy, or manipulation), the mirror shield visualization is effective. Imagine a reflective surface, like a two-way mirror, surrounding your body. Any negative energy directed at you simply reflects back to its source. You can see out clearly, but harmful intentions are returned without absorbing into your field.
Use this visualization sparingly and with compassion. The intention is not to harm the other person but to return their energy to them so that they can deal with it themselves. The mirror simply creates a boundary; it does not amplify or weaponize the reflected energy.
The Violet Flame
Inspired by the teachings of the Ascended Masters tradition, the violet flame visualization combines protection with transmutation. Imagine a flame of violet light burning around your body. This flame does not harm you. Instead, it burns away any negative energy that approaches, transforming it into positive energy before it can affect you.
The violet flame is particularly useful for clearing accumulated negativity. If you have already absorbed heavy energy and need to cleanse yourself, visualize the violet flame burning through your entire body and aura, dissolving all dark or heavy patches of energy and replacing them with clear violet light.
Daily Protection Rituals
The most effective protection comes from consistent daily practice rather than occasional intense sessions. Here is a complete daily protection routine that takes about 15 minutes total.
Morning Protection Ritual (5 minutes)
Begin your day with this sequence. First, hold your chosen protection crystal (ideally black tourmaline or smoky quartz) in your non-dominant hand. Close your eyes and take three deep breaths. Perform the white light bubble visualization, spending about two minutes strengthening the shield. Then speak a simple protection affirmation aloud: "I am protected, grounded, and safe. Only love and light may enter my energy field."
Place the crystal in your pocket or put on your protection jewelry. Take one more deep breath and open your eyes. Your morning shield is active.
Midday Check-In (2 minutes)
Around noon, take a brief break to check in with your energy. Hold or touch your protection crystal. Notice whether you have picked up any heavy or unfamiliar energy during the morning. If you have, take three deep breaths and visualize your morning shield refreshing itself, growing brighter and stronger. Release any absorbed energy down through your feet into the earth.
Evening Cleansing Ritual (8 minutes)
Before bed, perform a more thorough cleansing. If you practice smudging, light your sage or palo santo and cleanse your body and bedroom. If you prefer other methods, you can take a salt bath (adding black tourmaline or smoky quartz near the tub, not in the water), use a selenite wand to sweep your aura, or perform the violet flame visualization.
Place your protection crystals on a selenite charging plate or in moonlight to cleanse overnight. Set the intention that any negative energy absorbed during the day is released and transmuted. This nightly cleansing ensures you do not accumulate energetic debris over time.
Protection Symbols and Their Meanings
Protection symbols carry concentrated meaning and intention. Wearing, displaying, or meditating on these symbols activates their protective qualities. Here are the most widely recognized protection symbols and their specific functions.
The Pentacle: A five-pointed star within a circle, the pentacle represents the five elements (earth, water, fire, air, spirit) in balance and harmony. In Wiccan and Pagan traditions, it is one of the primary protection symbols, creating a contained and balanced energy field.
The Cross: Beyond its religious significance, the cross is a powerful protection symbol representing the intersection of spiritual (vertical) and physical (horizontal) planes. It creates energetic stability by anchoring the wearer at this intersection point.
The Eye of Horus: This ancient Egyptian symbol represents the protective power of the sky god Horus. It was placed on amulets, buildings, and even boats to ward off evil. The six parts of the Eye of Horus correspond to the six senses in Egyptian understanding, connecting protection to heightened awareness.
The Sri Yantra: This sacred geometric pattern from Hindu tradition represents the union of masculine and feminine divine energies. Its interlocking triangles create a powerful protective mandala that is believed to radiate positive energy and dispel negativity. Sri Yantra products combine this symbol with monatomic gold for enhanced energetic effects.
Runes: The Elder Futhark rune Algiz (resembling a person with arms raised) is the primary protection rune in Norse tradition. It represents the elk's antlers, the protective thorns of the rose, and the connection between earth and sky. Carving or wearing Algiz invokes the protective forces of nature.
The Flower of Life: This sacred geometry pattern, consisting of overlapping circles creating a flower-like design, is found in ancient temples across Egypt, China, India, and Europe. It represents the fundamental pattern of creation and provides protection by aligning the wearer with cosmic harmony.
Smudging and Energetic Cleansing
Smudging is one of the most effective methods for clearing negative energy from spaces, objects, and people. While the practice originates in Indigenous North American traditions, similar smoke-based cleansing practices appear worldwide: Catholic incense, Japanese Buddhist temple purification, and Celtic herb burning all share the same underlying principle.
How Smudging Works
The smoke from burning sacred herbs serves multiple functions. On a physical level, research has shown that smoke from certain herbs has antimicrobial properties, actually reducing bacteria in the air. On an energetic level, the smoke is believed to attach to negative energies and carry them away as it rises and dissipates. The scent also affects brain chemistry, with compounds like linalool (found in sage) known to reduce anxiety and promote calm.
Choosing Your Smudging Materials
White sage: The most powerful cleansing herb, white sage clears all energy, both positive and negative, from a space. Use it when you need a complete energetic reset, such as after an argument, illness, or when moving into a new home.
Palo santo: This "holy wood" from South America is gentler than sage. It removes negative energy while inviting positive, creative, and loving energy in. Use palo santo for daily maintenance cleansing rather than deep clearing.
Cedar: Cedar provides strong, grounding protection. It is particularly effective for cleansing a space before meditation or healing work. Cedar smoke creates a stable, supportive energetic environment.
Sweetgrass: Sweetgrass attracts positive energy and is typically used after sage to fill the cleared space with good intentions and blessings. Braided sweetgrass also makes a beautiful and fragrant addition to any altar or sacred space.
How to Smudge Properly
Light your smudging material and allow it to catch fire, then blow out the flame so it smoulders and produces smoke. Hold a fireproof bowl or shell beneath to catch any ash. Start at the front door of your space and move clockwise through each room, wafting smoke into corners, behind doors, and around windows. As you move, hold a clear intention for what you wish to release and what you wish to invite in.
To smudge a person, begin at their feet and move the smoke upward around their body, paying special attention to the area around the head and shoulders where negative energy tends to accumulate. Ask the person to turn slowly so you can cleanse all sides.
After smudging, open a window to allow the smoke (and the negative energy it carries) to exit. Then follow up with palo santo or sweetgrass to invite positive energy into the cleansed space.
Psychic Protection for Empaths and Healers
Empaths, healers, therapists, and anyone who works closely with other people's emotional energy face unique protection challenges. These individuals naturally absorb the feelings and energy of those around them, a gift that also becomes a vulnerability without proper boundaries.
Recognizing Empathic Absorption
If you regularly experience any of the following, you may be absorbing other people's energy without adequate protection:
- Sudden mood changes in crowded places or after spending time with certain people
- Feeling drained after social interactions, even pleasant ones
- Physical symptoms that appear around specific people and disappear when you are alone
- Difficulty distinguishing your own emotions from those of people around you
- Needing extensive alone time to recover after social events
- Taking on the problems of friends, family, or clients as though they were your own
The Empath's Protection Toolkit
Empaths benefit from a layered protection approach. Start with a strong morning visualization. Carry labradorite (the empath's stone) in your pocket or as a pendant. Labradorite creates an energetic filter around the aura that allows you to perceive others' emotions without absorbing them, maintaining your empathic sensitivity while protecting your energy.
Add smoky quartz for grounding, especially if you tend to become ungrounded when absorbing heavy emotions. The Protection Crystals Set provides an excellent starter collection for empaths, with four complementary stones that address different aspects of energetic vulnerability.
Cord Cutting for Healers
Healers, therapists, and counsellors often develop energetic cords with their clients. These invisible connections allow energy to flow between practitioner and client even after the session ends. While some level of energetic connection is natural and even helpful during a session, cords that persist afterward can drain the healer's energy.
After each client session, take a moment to visualize any energetic cords between you and the client. Using your imagination, see yourself gently cutting these cords with a beam of golden light. The cut ends seal themselves with healing light on both sides, so neither you nor the client is harmed. This simple practice, done consistently, prevents the accumulation of energetic attachments that can exhaust healers over time.
Protection for Specific Situations
Hospitals and medical settings: Carry black tourmaline and smoky quartz together. These environments contain concentrated pain, fear, and illness energy. Double up on your morning visualization and consider wearing a labradorite pendant as well.
Family gatherings: Family dynamics often involve deep, unconscious patterns of energy exchange. Tiger eye helps you maintain your individual identity within the family energy field. Set clear intentions about what emotions belong to you and what belongs to others.
Online spaces: Digital interactions carry energy too. If you feel drained after social media use, place a piece of black tourmaline near your computer or phone. Take regular breaks and use the midday check-in practice to clear any absorbed digital negativity.
Building Your Personal Protection Practice
Every person's protection needs are different. Your practice should reflect your specific sensitivities, lifestyle, and spiritual orientation. Here is a framework for building a personalized protection practice that works for you.
Step 1: Assess Your Vulnerabilities
Spend one week paying careful attention to when and where you feel energetically drained, anxious, or overwhelmed. Keep a simple journal noting the time, place, people involved, and your energy level before and after each interaction. This assessment reveals your specific patterns of vulnerability and helps you target your protection practice effectively.
Step 2: Choose Your Primary Tools
Based on your assessment, select two to three protection crystals that address your specific needs. If you are primarily affected by other people's emotions, choose labradorite and smoky quartz. If you face hostile or competitive environments, choose black tourmaline and tiger eye. If you need general all-purpose protection, the Ultimate Protection Crystal Set covers all bases.
Step 3: Establish Your Daily Routine
Start with the morning, midday, and evening ritual structure described above. Modify it to fit your schedule and preferences. The most important element is consistency. A minimal practice done daily is far more effective than an elaborate practice done sporadically.
Step 4: Add Layers Over Time
Once your basic practice is established and consistent, add additional layers as needed. You might incorporate smudging weekly, add protection symbols to your home, learn specific protection mantras, or deepen your visualization practice. Build gradually so that each layer has time to become second nature before adding the next.
Step 5: Regularly Review and Adjust
Every month, review how your protection practice is working. Have your vulnerability patterns changed? Do you need different tools? Is your routine still practical and sustainable? A good protection practice evolves with you, adapting to new challenges and new levels of awareness.
Protection is not about fear. It is about wisdom, self-care, and the recognition that maintaining healthy energetic boundaries allows you to be more loving, more open, and more present in your relationships and your spiritual practice. The strongest protection comes not from blocking the world out, but from knowing yourself so well that nothing can knock you off centre.
Frequently Asked Questions
The Art of Psychic Protection by Hall, Judy
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What does spiritual protection actually mean?
Spiritual protection means maintaining the integrity of your personal energy field against negative influences, whether from other people's emotions, environmental stress, or your own unprocessed fears. It combines intention, visualization, physical tools like crystals, and daily practices to create energetic boundaries that allow positive energy in while filtering out harmful frequencies.
Which crystals are best for protection?
Black tourmaline is the most widely recommended protection crystal, followed by smoky quartz, obsidian, tiger eye, and labradorite. Each offers different qualities: tourmaline absorbs negative energy, smoky quartz grounds and transmutes it, obsidian reveals hidden truths, and labradorite shields the aura. Most practitioners carry two or three protection stones for comprehensive coverage.
How does the evil eye symbol provide protection?
The evil eye symbol, found across Mediterranean, Middle Eastern, and South Asian cultures, works as a protective talisman by reflecting negative intentions back to their source. The blue eye design (nazar) is believed to watch over the wearer and deflect envious or harmful gazes. Archaeological evidence traces this belief to at least 3000 BCE in Mesopotamia.
What is energy shielding visualization?
Energy shielding visualization is a mental technique where you imagine a protective barrier of light surrounding your body. Common forms include a white light bubble, a golden egg of light, a mirrored sphere, or a violet flame. Neuroscience research shows that vivid visualization activates the same brain regions as actual perception, making these practices genuinely effective at shifting your energetic state.
How often should you cleanse protection crystals?
Cleanse protection crystals at least once per week, or daily if you work in high-stress environments or around many people. Black tourmaline and smoky quartz absorb negative energy and become less effective when saturated. Effective cleansing methods include moonlight exposure, sound vibration, placement on selenite, smoke cleansing, and running water (for water-safe stones only).
Can you combine multiple protection practices?
Yes, combining multiple protection practices creates layered defence that is stronger than any single method. A typical layered approach includes carrying a protection crystal, performing morning visualization, displaying protective symbols in your space, and doing an evening energy clearing ritual. Each layer reinforces the others, creating comprehensive shielding.
What is the Hamsa hand and how does it protect?
The Hamsa hand is a palm-shaped symbol used across Jewish, Islamic, and Christian traditions for centuries. It represents divine protection and blessing. Worn as jewelry or displayed in homes, the Hamsa is believed to ward off negative energy and bring good fortune to its owner. The symbol often includes an eye in its centre, combining two protective motifs.
How does smudging work for spiritual protection?
Smudging uses the smoke from sacred herbs like white sage, cedar, or palo santo to cleanse a space or person of negative energy. The smoke is believed to attach to negative energies and carry them away as it dissipates. Research has shown that herb smoke also has antimicrobial properties. Indigenous traditions have practiced smudging for thousands of years across North America.
What is psychic protection and who needs it?
Psychic protection refers to guarding your energy field from absorbing other people's emotions, thoughts, or intentions. Empaths, healers, therapists, teachers, and anyone who works closely with others benefit from psychic protection practices. Signs you need more protection include sudden mood changes in crowds, feeling drained after social events, and difficulty separating your emotions from others.
Can protection crystals be worn as jewelry?
Yes, wearing protection crystals as jewelry is one of the most effective ways to maintain continuous energetic shielding. Black tourmaline pendants, tiger eye bracelets, and obsidian rings keep protective stones in constant contact with your energy field throughout the day. Ensure you cleanse your crystal jewelry regularly, as worn stones absorb more energy than carried ones.
Sources and References
- Dundes, A. (1981). The Evil Eye: A Casebook. University of Wisconsin Press. Comprehensive cross-cultural analysis of evil eye beliefs.
- McCraty, R. (2015). "Science of the Heart: Exploring the Role of the Heart in Human Performance." HeartMath Institute Research.
- Nauwald, N. (2010). Shamanic Smudging: A Guide to Using Sacred Herbs. Bear and Company.
- Orloff, J. (2017). The Empath's Survival Guide: Life Strategies for Sensitive People. Sounds True Publishing.
- Steiner, R. (1904). How to Know Higher Worlds. Rudolf Steiner Press. Discusses etheric body and energetic protection.
- Chaudhary, N. et al. (2007). "Medicinal Smoke Reduces Airborne Bacteria." Journal of Ethnopharmacology, 114(3), 446-451.
- Hall, J. (2013). The Crystal Bible: A Definitive Guide to Crystals. Walking Stick Press.
- Kosslyn, S.M. (1994). Image and Brain: The Resolution of the Imagery Debate. MIT Press. Research on neural basis of visualization.