Last verified: 17 days ago
Cayenne Pepper Extract
Also known as: Capsicum annuum, Capsicum frutescens, capsaicin, red pepper extract, chili pepper extract
Evidence under review. — Not yet rated
Spice-derived extract with capsaicin. May modestly boost metabolism and reduce appetite.
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What it does
Cayenne pepper extract comes from hot chili peppers and contains capsaicin, the compound that makes peppers spicy. It is most commonly used in weight management supplements because capsaicin may...
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Evidence quality
Evidence base hasn't been formally rated yet. See research below.
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Clinical dose
2-6 mg capsaicin daily (general knowledge estimate; no study data provided)
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Found in
What the Science Says
Cayenne pepper extract comes from hot chili peppers and contains capsaicin, the compound that makes peppers spicy. It is most commonly used in weight management supplements because capsaicin may temporarily raise body temperature and metabolic rate, and may slightly reduce appetite — effects sometimes called 'thermogenesis.' It is also used topically for pain relief, though oral supplement doses for metabolism support are generally modest in effect.
What It Doesn't Do
Won't melt fat on its own. Any metabolic boost is small and temporary. Not a replacement for diet or exercise. Won't suppress appetite enough to cause meaningful weight loss by itself. No solid evidence it detoxifies the body or 'cleanses' anything.
Evidence-Based Benefits
Temporarily increases metabolic rate and heat production after consumption.
Weak EvidenceEffective at: 2-6 mg capsaicin daily
May modestly reduce appetite and calorie intake when taken before meals.
Weak EvidenceEffective at: 2-6 mg capsaicin daily
Topical capsaicin reduces localized pain by desensitizing pain receptors over time.
Weak EvidenceEffective at: 0.025–0.1% topical cream (not oral supplement)
Absorption & Bioavailability
Moderate — capsaicin is fat-soluble and absorbs better when taken with food containing fat. Enteric-coated capsules are often used to reduce GI irritation and improve tolerability.
Red Flags to Watch For
- Can cause significant GI irritation, heartburn, or stomach pain, especially on an empty stomach or at high doses
- May interact with blood thinners (e.g., warfarin) and ACE inhibitors — consult a doctor if on medications
- Products vary widely in capsaicin concentration; 'cayenne pepper' on a label without standardized capsaicin content tells you very little about actual dose
- Marketed aggressively as a fat-burner despite only modest, short-term metabolic effects in research
Products Containing Cayenne Pepper Extract
See how Cayenne Pepper Extract is used in these analyzed products:
Frequently Asked Questions
What does Cayenne Pepper Extract do?
Spice-derived extract with capsaicin. May modestly boost metabolism and reduce appetite.
What is the effective dose of Cayenne Pepper Extract?
2-6 mg capsaicin daily (general knowledge estimate; no study data provided)
Is Cayenne Pepper Extract safe?
Can cause significant GI irritation, heartburn, or stomach pain, especially on an empty stomach or at high doses
What doesn't Cayenne Pepper Extract do?
Won't melt fat on its own.
Research Sources
- General knowledge — no study abstracts were provided for this analysis. Claims reflect widely reported but unconfirmed-by-provided-data general knowledge. Limited published research available in this dataset.
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-05-25