Hermetica Superfood Encyclopedia
The Short Answer
Cannabinol (CBN) is a mildly psychoactive cannabinoid formed when THC degrades through oxidation and heat exposure. CBN primarily binds to CB1 and CB2 receptors in the endocannabinoid system, promoting sedation and sleep while offering anti-inflammatory and appetite-stimulating effects.
CategoryExtract & Compound
GroupCompound
Evidence LevelModerate
Primary KeywordCBN benefits
Synergy Pairings5

Cannabinol (CBN) — botanical close-up
Health Benefits
Supports sleep and relaxation by interacting with the body's endocannabinoid system, leading to improved sleep quality and duration. - May reduce pain and inflammation by modulating pain pathways, offering relief for chronic pain conditions. - Promotes appetite stimulation by enhancing ghrelin production, which can be beneficial for those needing to gain weight. - Enhances mood and reduces stress by interacting with serotonin receptors, leading to a more balanced emotional state. - Supports immune function by modulating immune responses, helping the body to better fight off infections. - Promotes muscle recovery by reducing inflammation and oxidative stress, aiding in faster recovery post-exercise. - Supports skin health by reducing inflammation and promoting healing, leading to clearer, healthier skin.
Origin & History

Natural habitat
Cannabinol (CBN) is a mildly psychoactive cannabinoid found in trace amounts in aged cannabis plants. It is typically produced through the oxidation and decomposition of THC.
“CBN was one of the first cannabinoids to be isolated in the early 20th century, originally thought to be responsible for cannabis's psychoactive effects.”Traditional Medicine
Scientific Research
Research is limited, with most studies being preclinical or animal-based. Some evidence suggests benefits in sleep support and pain reduction.
Preparation & Dosage

Traditional preparation
Typical dosages range from 5 mg to 25 mg per day, often taken before bedtime. Consult a healthcare provider before use.
Nutritional Profile
- Contains cannabinoids interacting with the endocannabinoid system.
- Mildly psychoactive, typically found in aged cannabis.
- Often used in combination with other cannabinoids for sleep support.
How It Works
Mechanism of Action
CBN binds weakly to CB1 receptors in the brain and more strongly to CB2 receptors in peripheral tissues and immune cells. It modulates neurotransmitter release including GABA and adenosine, promoting sedation and sleep onset. CBN also inhibits cyclooxygenase and lipoxygenase enzymes, reducing inflammatory prostaglandins and leukotrienes.
Clinical Evidence
Limited human studies exist for CBN, with most research conducted in animal models and cell cultures. A 2021 study of 1,000 cannabis users found products high in CBN were associated with longer sleep duration. Preclinical studies in mice show CBN at 2.5-10mg/kg reduces inflammatory markers and pain responses. Current evidence is promising but requires larger randomized controlled trials to establish definitive therapeutic effects.
Safety & Interactions
CBN may cause drowsiness, dizziness, and mild cognitive impairment at higher doses. It can potentiate sedative effects of alcohol, benzodiazepines, and sleep medications. CBN may interact with cytochrome P450 enzymes, potentially affecting metabolism of certain drugs. Safety during pregnancy and breastfeeding is unknown, so use should be avoided during these periods.
Synergy Stack
Hermetica Formulation Heuristic
Frequently Asked Questions
How much CBN should I take for sleep?
Most CBN sleep products contain 2.5-10mg per dose, typically taken 30-60 minutes before bedtime. Start with the lowest effective dose as CBN can cause morning drowsiness. Individual tolerance varies significantly based on body weight and cannabinoid sensitivity.
Is CBN psychoactive like THC?
CBN is mildly psychoactive but much less potent than THC, with approximately 10% of THC's psychoactive strength. Most users experience sedation and relaxation rather than euphoria. CBN typically doesn't produce the anxiety or paranoia associated with high THC doses.
How long does CBN stay in your system?
CBN has a half-life of approximately 3-6 hours and can be detected in urine for 3-30 days depending on usage frequency. Fat-soluble CBN accumulates in adipose tissue with regular use. Most sedative effects wear off within 6-8 hours of consumption.
Can CBN help with chronic pain?
Preclinical studies suggest CBN may reduce chronic pain through CB2 receptor activation and inflammatory pathway inhibition. Animal studies show 5-10mg/kg CBN reduces neuropathic pain markers. However, human clinical trials are needed to confirm pain-relieving effects and optimal dosing.
Does CBN show up on drug tests?
CBN itself is rarely tested for, but it may trigger positive results on sensitive THC drug tests due to metabolite cross-reactivity. Some CBN products contain trace THC from hemp sources. Use pure CBN isolate products if drug testing is a concern, though no guarantee exists.
Does CBN interact with common medications like sleep aids or pain relievers?
CBN may interact with sedative medications, benzodiazepines, and opioid pain relievers by potentiating their effects through shared metabolic pathways in the liver. If you take prescription sleep aids, anti-anxiety medications, or pain medications, consult your healthcare provider before adding CBN to avoid excessive drowsiness or adverse interactions. CBN is metabolized by cytochrome P450 enzymes, similar to many pharmaceutical drugs, which increases interaction potential.
What is the difference between CBN and CBD for sleep and relaxation?
CBN is a degradation product of THC with mild psychoactive properties and appears more sedating, making it specifically valued for sleep support, while CBD is non-intoxicating and primarily supports relaxation and anxiety without the sedative effect. CBN works more directly on sleep receptors and endocannabinoid pathways involved in drowsiness, whereas CBD has broader effects on serotonin and stress pathways. For targeted sleep improvement, CBN is often considered more potent; for general relaxation without sedation, CBD may be preferable.
Who should avoid CBN, and is it safe for elderly individuals?
Individuals with a personal or family history of cannabis use disorder, those taking sedative or CNS-depressant medications, and people with liver impairment should avoid or carefully monitor CBN use. Elderly individuals may benefit from CBN's sleep support but should start with lower doses due to increased sensitivity to sedative effects and potential medication interactions; medical supervision is recommended. Pregnant and breastfeeding women should avoid CBN due to limited safety data on fetal and infant exposure.

Explore the Full Encyclopedia
7,400+ ingredients researched, verified, and formulated for optimal synergy.
Browse IngredientsThese statements have not been evaluated by the Food and Drug Administration. This content is for informational purposes only and is not intended to diagnose, treat, cure, or prevent any disease.