The placebo effect and ritual: why candles and affirmations affect the brain

What science says

A turning point in understanding the placebo effect was an experiment that challenged its basic assumptions. For a long time, it was believed that placebo worked only when the patient did not know they were taking an inert substance. Yet Kaptchuk and colleagues (2010) conducted a randomized controlled trial in which patients with irritable bowel syndrome knowingly took pills described as placebos, fully aware that they contained no active ingredient. The results were clear: this group experienced significantly greater symptom relief than the control group receiving no treatment. This means that the very act of participating in a ritualized action, even with full awareness of its symbolic nature, activates real biological processes.

What exactly happens in the brain during such an action is explained by Benedetti, Mayberg, Wager, Stohler, and Zubieta (2005) in a groundbreaking review of neurobiological mechanisms. Placebo activates endogenous opioid systems, meaning the brain begins producing its own pain-relieving substances. At the same time, the dopaminergic system is stimulated, which is responsible for motivation, anticipation of reward, and a sense of agency. These changes are measurable with brain imaging methods and are quantitatively comparable to changes triggered by active pharmacological substances. In other words: your brain, processing ritual as a sign of change to come, produces real chemicals that partly bring that change about.

Expectation is the key concept here. Expectation of a positive outcome acts like an input signal that shifts the nervous system into a state of readiness for change. That is why rituals that build a clear narrative before and after action are neurobiologically more effective than actions stripped of structure and meaning.

The second important mechanism is classical conditioning. A meditation teacher who always uses the same singing bowl sound teaches participants' brains that this particular auditory stimulus precedes a state of calm. After a few repetitions, the sound of the bowl alone becomes enough to trigger that state even before the meditation begins. This is literally a Pavlovian conditioning mechanism, consciously applied as a therapeutic tool.

Rituals as a distinct category of experience were studied by Norton and Gino (2014), who showed that performing an individual ritual after a loss, regardless of its content or cultural tradition, reduced the subjective experience of grief and restored a sense of control. Importantly, the ritual did not need to make sense from an outside perspective; it was enough that the person experienced it as purposeful and meaningful. This finding suggests that the mechanism works through the cognitive and emotional layers, not through any physical component of the ritual itself.

Affirmations, in turn, have been studied in the context of cognitive dissonance and self-esteem. Steele and Liu (1983) demonstrated that affirming one's values buffers stress responses and activates positive self-evaluation processes. The key point in their study was that affirmations worked not through simple repetition, but by activating a deeper sense of self-worth that serves as a resource for regulating reactions to difficult situations. This is an important caveat, to which we will return in the critical section: an affirmation must resonate with identity, not be imposed on it from the outside.

Finally, Legare and Souza (2012) examined how people evaluate the effectiveness of rituals and found that they do so through the lens of internal symbolic coherence, not empirical verification. In other words, a ritual with a clear internal logic is psychologically more effective than a set of random actions, even if both sequences are objectively equivalent. This explains why spiritual traditions that have built rich symbolic systems over centuries produce a stronger effect than improvised gestures lacking roots.

From books

"Placebo is not one reaction, but a family of neurobiological mechanisms: conditioning, expectation, and social learning. Each has its own pharmacological basis in the brain."

Fabrizio Benedetti, Placebo Effects: Understanding the Mechanisms in Health and Disease (2008)

Benedetti (2008) clarifies something that often gets lost in popular discourse: the placebo effect is not a single, unified phenomenon. It is more like an umbrella covering at least several distinct mechanisms, each with its own neurochemical pathways. Conditioning engages different brain structures than expectation, and social learning, meaning observing that a ritual works for others, activates yet another pathway. For a spiritual practitioner, this means that the effectiveness of a ritual depends on which of these mechanisms is being activated most strongly: your own history of success with a given practice, the image of a positive result, or belonging to a community that uses the same form.

Jon Kabat-Zinn (1990), in his classic work on mindfulness, points out that conscious intention and focused attention are clinical tools for reducing pain and stress, not decorative elements of a meditation session. Meditation rituals, the repeated sequence of opening actions, the breath, posture, and verbal formula, are a structured way of directing attention available outside the therapy room. The key word is "structured": it is precisely this structure that allows the brain to recognize the moment when it should switch modes of operation.

Claude Lévi-Strauss (1958) looks at ritual from the perspective of a structural anthropologist and formulates an observation that has proved remarkably enduring: a healing ritual works not because it changes physical reality, but because it reorganizes the symbolic understanding of suffering for the patient and their community. When a shaman or priest gives the chaos of illness a narrative structure, placing it in a story with a beginning, middle, and end, the patient gains a cognitive resource that in itself eases suffering. This is not far removed from what modern narrative therapy does.

Joe Dispenza (2014), in You Are the Placebo, attempts a popular synthesis of neurobiology and mindfulness practices. It is worth reading critically, because some of its claims go beyond what the empirical evidence can support; however, the book reaches a very wide audience interested in both spirituality and science. Its value lies not in academic rigor, but in lowering the barrier to entry into a conversation about agency and encouraging you to experiment with your own mind in a way that is more conscious than purely magical.

From the experience of practitioners

The theory takes on another dimension when we look at what people working with rituals every day describe in their clinics, meditation halls, and herbal workspaces.

An integrative psychotherapist working with symbols and Tarot cards observes that clients who light a candle before a session and formulate an intention for their question enter a focused state more quickly than those who begin with no introduction at all. She treats this ritual not as magic, but as a somatic anchor that signals to the brain a transition into reflection mode. This precisely corresponds to what neurobiology says about conditioning: a repeated external stimulus, the scent of wax, the warmth of flame, silence, becomes a cue for shifting internal state. If you are interested in working with cards as a tool for that kind of focus, you can visit the tarot and oracle cards section, where you will find a description of the practice aligned with the energy of the Ezostylia deck.

A meditation teacher leading groups in the mindfulness tradition uses repeated sequences: the same Tibetan singing bowl, the same sitting posture, the same opening phrase. After a few weeks of regular practice, participants enter a calm state almost automatically, sometimes at the mere sound of the bowl, before they even sit down. She describes this very directly as classical conditioning, not a supernatural effect, and values the fact that such an explanation does not diminish the experience, but makes it more accessible and repeatable. You will find the structure of meditation practices in the meditations section if you want to build your own sequence based on this mechanism.

An herbalist and plant therapist working with aromatherapy pointed to something subtle but meaningful: the ritual preparation of an infusion, grinding herbs, consciously smelling them, brewing them in focused attention, changes the subjective effect of the blend. Clients report a stronger effect when it was accompanied by ritual than when the drink was served anonymously, without ceremony. This led her to include the preparation ritual as an integral part of the working protocol, not as decoration, but as an active therapeutic factor. This confirms both Benedetti's expectation theory and Kaptchuk's data: intention and structure themselves change the physiological impact.

A coach working with affirmations in a business context emphasizes a condition often omitted in popular self-help guides: affirmations work only when they are grounded in the client's values and repeated in a state of calm. Affirmations recited mechanically, under tension, without connection to the breath and to a concrete image of the situation, not only fail to work but can also generate frustration if the mind immediately counters them with opposing beliefs. Clients who combined affirmation with conscious breathing and a clear visualization of the desired situation reported a more lasting and deeper shift in their inner narrative. This observation aligns perfectly with Steele and Liu's findings (1983): an affirmation must activate existing identity resources, not create an illusion out of thin air.

How to use this in practice

Knowledge of the neurobiological mechanisms of ritual becomes truly useful only when it translates into concrete design decisions. Below you will find guidelines based on the studies discussed and observations from practitioners, which you can apply to your own practices.

Principles of an effective brain-based ritual:

• Choose a stable sensory stimulus as an "entry anchor": a specific scent, sound, or gesture that always precedes the practice. After a few weeks, this stimulus alone will be enough to shift the brain into a focused state.
• Formulate your intention in the present tense and first person, referring to values you already recognize in yourself, not to qualities you wish you had. "I act with awareness" works differently than "I want to be aware."
• Build the ritual as a coherent sequence rather than a set of random elements. Internal symbolic logic increases the effect, as confirmed by Legare and Souza (2012).
• Record what preceded the ritual and how you felt afterward. Keeping a record creates evidence of your own agency and strengthens future expectation.
• Combine affirmation with breath regulation. A calm, prolonged exhale activates the parasympathetic system, lowers the defensive response, and makes the brain more receptive to a new signal.
• Do not shorten the ritual arbitrarily. The duration of the ceremony matters to the brain, which interprets its length as a measure of the importance of the intention.
• Use community when possible. Social learning, observing that a practice works for others, is a separate channel for activating the placebo effect.

The order for building a new ritual:

1. Identify the need or state you want to work with: calm, focus, grief, decision, gratitude.
2. Choose a sensory stimulus as the opening signal: a candle, a bowl, the scent of herbs, a specific melody.
3. Formulate your intention in one sentence, checking whether it resonates with your deeper values.
4. Set the duration of the ritual and keep to it for at least four weeks so conditioning has time to work.
5. Close the ritual with an equally clear end signal: an exhale, blowing out the candle, the sound of a bowl, a nod.
6. Post-ritual reflection, even a one-sentence journal entry, strengthens the memory trace and builds a narrative of agency.

If you are interested in building a practice based on lunar cycles, you will find inspiration in the moon phases section, where the rhythm of nature can become an external structure organizing your rituals. And if you want to draw on older symbolism as a system of internally coherent meanings, it is worth visiting the runes section or learning your energy profile through the destiny matrix.

The boundary between a helpful ritual and harmful autosuggestion is as important as knowledge of the mechanisms themselves. Spiritual practices can be an excellent complement to health and well-being, but they do not replace medical diagnosis, specialist treatment, or psychotherapy in the case of serious disorders. If a ritual becomes a way of avoiding fear rather than working through it, or if an affirmation is used to suppress difficult emotions instead of building resources, it is worth pausing and seeking support from a qualified professional. An honest spiritual practitioner knows this boundary and does not cross it.

FAQ

Does the placebo effect work only when you do not know about it?

No. Kaptchuk's study and colleagues (2010) clearly show that even knowingly taking a placebo, with full awareness of its nature, produces measurable effects. This means that understanding the mechanism does not take away its power. On the contrary: consciously using ritual as a self-regulation tool can be more effective than acting on faith alone, because it allows you to design each element more precisely.

Can affirmations backfire?

Yes, under certain conditions. An affirmation recited in a state of strong inner resistance, when the mind immediately generates counterarguments, may intensify the feeling of mismatch between the current state and the desired one, thereby increasing discomfort. Steele and Liu's research (1983) suggests that effective affirmations must refer to values and resources that the person already recognizes in themselves. That is why affirmations work best when they are grounded, specific, and formulated in a regulated rather than tense state.

What is the difference between a ritual and an ordinary habit?

A ritual contains a layer of intention and meaning that a habit may not have. A habit is an automated behavior leading to a specific result. A ritual is a habit that carries a symbolic narrative and is embedded in a structure of meaning. It is precisely this meaning overlay, according to Legare and Souza (2012), that accounts for its greater psychological effectiveness. You can drink coffee every morning out of habit, or prepare it mindfully as a ritual for opening the day, and these two experiences will be neurobiologically different.

Can esoteric practices such as tarot or runes have a therapeutic effect without believing in their supernatural dimension?

Yes. The therapeutic value of these tools does not depend on the ontological status of their action. A Tarot card, in the Ezostylia approach, is above all a symbolic carrier that activates associations, projections, and reflection. This process works regardless of whether you interpret it as a spiritual message or as a psychological projection. Psychotherapists working with symbols observe that the very act of focusing on an image and formulating a question is already a valuable tool for self-knowledge. We invite you to discover this practice on the Ezostylia cards page.

How long does it take for a ritual to start working through conditioning?

Research on classical conditioning and habit change suggests a horizon of several weeks to several months, with daily or regular practice. The meditation teacher quoted in this article observes clear conditioning effects among participants in her groups after a few weeks of regular meetings. Consistency and repetition are key, not intensity: a short ritual performed every day at the same time, with the same sensory cues, will work faster than an intense practice once a week.

Sources

1. Kaptchuk, T. J. et al. (2010). Placebos without Deception: A Randomized Controlled Trial in Irritable Bowel Syndrome. PLOS ONE.
2. Benedetti, F., Mayberg, H. S., Wager, T. D., Stohler, C. S., Zubieta, J. K. (2005). Neurobiological Mechanisms of the Placebo Effect. Journal of Neuroscience.
3. Norton, M. I., Gino, F. (2014). Rituals Alleviate Grieving for Loved Ones, Lovers, and Lotteries. Journal of Experimental Psychology: General.
4. Steele, C. M., Liu, T. J. (1983). Dissonance Processes as Self-Affirmation. Journal of Personality and Social Psychology.
5. Legare, C. H., Souza, A. L. (2012). Evaluating Ritual Efficacy: Evidence from the Supernatural. Cognition.
6. Benedetti, Fabrizio (2008). Placebo Effects: Understanding the Mechanisms in Health and Disease. Oxford University Press.
7. Kabat-Zinn, Jon (1990). Full Catastrophe Living. Delacorte Press.
8. Lévi-Strauss, Claude (1958). Structural Anthropology. Basic Books.
9. Dispenza, Joe (2014). You Are the Placebo. Hay House.