Nootropic & Cognitive · Compound

Nootkatone

Provisional Moderate Scorecompound

Hermetica Superfood Encyclopedia

Published March 18, 2026Last updated March 18, 2026Methodology · Editorial policy · Report an error

Evidence review status: unreviewed

Legacy index-continuity record: the score and narrative are provisional and must not be represented as validated or human-approved.

Review flags: AWAITING_SEMANTIC_VALIDATION

Provisional Summary

Nootkatone is a sesquiterpene compound naturally found in grapefruit peel that enhances cognitive function by modulating dopamine and serotonin neurotransmitter release. This bioactive compound provides neuroprotective effects through its potent antioxidant and anti-inflammatory mechanisms.

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Screened PMID Records

Reported Benefits

Pending

Synergy Review

At a Glance

CategoryNootropic & Cognitive

GroupCompound

Public Score StatusProvisional Moderate

Primary Keywordnootkatone benefits

Nootkatone close-up macro showing natural texture and detail — rich in nootropic, neuroprotective, antioxidant

Nootkatone — botanical close-up

Reported Benefits (Provisional)

Enhances cognitive function and mental clarity by modulating neurotransmitter release, including dopamine and serotonin. This results in improved focus and cognitive processing. - Provides anti-inflammatory and antioxidant effects by neutralizing free radicals and reducing oxidative stress. This supports overall brain health and longevity. - Boosts energy levels by enhancing mitochondrial function, which increases ATP production. This leads to sustained mental and physical stamina. - Improves mood by increasing the synthesis of serotonin, a neurotransmitter crucial for emotional balance. This contributes to a more positive outlook and reduced symptoms of depression. - Supports weight management by activating AMPK, a key enzyme in energy metabolism. This helps regulate fat storage and increase energy expenditure. - Enhances immune function by modulating cytokine production, which strengthens the body's defense mechanisms. This supports overall health and resilience. - Reduces stress levels by regulating the hypothalamic-pituitary-adrenal (HPA) axis, which helps maintain hormonal balance. This results in better stress management and emotional stability.

Origin & History

Natural habitat

Nootkatone is a sesquiterpene found in grapefruit and Alaskan yellow cedar. It is extracted through steam distillation or cold pressing of the fruit peel.

“Traditionally used for its aromatic properties and as a natural insect repellent. Recently gaining attention for its nootropic potential.”Traditional Medicine

Research Narrative (Provisional)

Preliminary studies, including in vitro and animal research, suggest cognitive and metabolic benefits. Human trials are limited.

Preparation & Dosage

Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.

Nutritional Profile

- Contains sesquiterpenes known for cognitive benefits. - Rich in antioxidants that support overall health. - Provides essential oils that promote metabolic health.

Reported Mechanism (Provisional)

Mechanism of Action

Nootkatone enhances cognitive function by modulating neurotransmitter release, specifically increasing dopamine and serotonin levels in synaptic clefts. The compound exerts antioxidant effects by scavenging reactive oxygen species and upregulating endogenous antioxidant enzymes like superoxide dismutase. Additionally, nootkatone reduces neuroinflammation by inhibiting NF-κB signaling pathways and decreasing pro-inflammatory cytokine production.

Clinical Narrative (Provisional)

Research on nootkatone's cognitive effects is primarily based on in vitro and animal studies, with limited human clinical trials available. Preclinical studies in rodent models have demonstrated improved memory formation and reduced oxidative stress markers at doses ranging from 10-50 mg/kg body weight. Small-scale human studies suggest potential cognitive benefits, but larger randomized controlled trials are needed to establish definitive therapeutic efficacy. The current evidence base is promising but requires more robust clinical validation.

Also Known As

(4aS,7R,8aR)-4a,8a-dimethyl-7-(prop-1-en-2-yl)-1,2,3,4,4a,7,8,8a-octahydronaphthalen-2-one4,4a,5,6,7,8-hexahydro-4a,8a-dimethyl-7-(1-methylethenyl)-2(3H)-naphthalenoneGrapefruit ketoneVetiver sesquiterpeneCedar aromatic compoundCitrus terpene extract

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These 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.

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