✓ No active regulatory warningsFDA MedWatch, EMA EudraVigilance, WHO VigiBase, WADA Prohibited List · 2026-05-29
Updated: 2026-05-29 · v2.0 · Prof. G. Pkhakadze, MD, MPH, PhDCiteEditorial
📰Read the full Cayenne / Capsaicin evidence review on GMJ News →Complete clinical article, references and updates on news.gmj.ge. This page is the structured safety summary.
1
Safe
Cayenne / Capsaicin
Capsicum annuum (capsaicin)
Generally SafeModerateBotanicals
RDA
Typical 30–120 mg capsaicin
Target
N/A
Upper limit
No UL
Products
—
Dosage by population group — reference
🔗 Best with: Ginger Extract, Turmeric / Curcumin, Black Pepper / Piperine✅ USP Verified, ConsumerLab Approved, Clean Label Project Certified
⚠ Topical: FDA-approved for neuropathic pain (Qutenza) [1]
⚠ Oral weight loss: 50 kcal/day — clinically meaningless [2]
⚠ Warn patient: topical capsaicin burns initially before pain relief (1–2 weeks) [1]
ℹ️ Not obtained from food. Not applicable — this is not obtained from food in meaningful amounts; supplementation is the practical route.
🔬 Lab interpreter
ℹ️ No validated blood test. There is no established laboratory test to assess status or guide dosing for this ingredient. Clinical response and symptoms are the practical guide.
⚕ For professionals — confirm ranges against your local laboratory.
Clinical verdict
Topical capsaicin is evidence-based for neuropathic pain (Qutenza 8% patch, FDA-approved). Oral capsaicin adds ~50 kcal/day thermogenesis — clinically negligible for weight loss. TRPV1 desensitization is the pain mechanism. Don't take on empty stomach [1] [2].
1 How much do I need?
👤 Adults: Specific dosage data under clinical review
👴 Elderly: Specific dosage data under clinical review
🤰 Pregnancy: See guidance
Culinary safe. Supplemental: limited data [1].
👦 Pediatric: See guidance
Topical: avoid in young children (intense sensation) [1].
🏃 Athletes: Standard dose
⚖️ Obesity: Standard dose
Fat-soluble compounds may require dose adjustment in obesity.
🩺 Renal: Consult specialist
Dose adjustment may be needed in renal impairment.
🌱 Vegan: Standard dose

How to take

🍽 Timing: Oral: with food (GI protection). Topical: 3–4×/day [1] [2].
💊 With food: ALWAYS with food orally (burns without) [2].
🚫 Avoid: Empty stomach. Eyes after topical application. Children (topical) [1].
2 Which form?
FormBioavailabilityVeganCost
['Cayenne capsules', 'common', '500 mg cayenne (30,000–90,000 SHU). Oral [2].']StandardCheck label
['Topical capsaicin cream (0.025–0.075%)', '', 'OTC for musculoskeletal pain [1].']StandardCheck label
['Qutenza 8% patch (Rx)', '', 'FDA-approved for neuropathic pain. Applied by physician [1].']StandardCheck label
3 Common questions
Does cayenne burn fat? ▼
It increases thermogenesis by ~50 kcal/day — equivalent to a few minutes of walking. Clinically meaningless for weight loss [2].
Topical capsaicin for pain — how does it work? ▼
Capsaicin activates TRPV1 → substance P depletion → desensitization of pain neurons. Initial application BURNS, then pain relief develops over 1–2 weeks of regular use [1].
4 Clinical evidence

Strong

Topical neuropathic pain: Qutenza 8% patch FDA-approved. Multiple RCTs [1]. TRPV1 mechanism: well-characterized [1]. HIGH

Moderate

Thermogenesis: oral capsaicin increases energy expenditure ~50 kcal/day [2]. Appetite reduction: some trials positive for reduced caloric intake [2]. Topical OTC: some evidence for OA and musculoskeletal pain (0.025–0.075% cream) [1]. MODERATE

Insufficient

Meaningful weight loss (50 kcal/day is trivial) [2]. Cancer prevention [1]. Cardiovascular [1]. GI health [1]. LOW
5 Safety, toxicity & adverse events

Relative

⚠ Active peptic ulcer or significant GERD — can aggravate
⚠ Anticoagulants — possible additive effect
⚠ Avoid contact with eyes/mucous membranes; wash hands
⚠ ACE inhibitors — may worsen cough

🚩 Red flags

● Patient rubbed eyes after topical capsaicin — flush with water [1]
6 Interactions

Drug interactions

ACE inhibitors Minor
Mechanism: Topical capsaicin may enhance cough reflex (substance P). [1]
Effect: Worsened ACE inhibitor cough. [1]
Action: Consider if cough worsens [1].

Supplement synergies

Ginger + Turmeric · Standard doses
Triple anti-inflammatory: capsaicin (TRPV1) + ginger (5-HT3) + curcumin (NF-κB) [1].
7 Regulatory
United States (FDA): Qutenza 8% (Rx) for neuropathic pain. OTC topical creams. Oral: food/supplement [1].
Cayenne / Capsaicin vs Ginger ExtractCayenne / Capsaicin vs Turmeric / Curcumin
8 Cite this page
Vancouver: Pkhakadze G. Cayenne / Capsaicin — safety profile [Internet]. Tbilisi: PHIG; 2026 [cited 2026 Aug 15]. Available from: https://supplement.ge/ingredients/cayenne-capsaicin/
APA 7th: Pkhakadze, G. (2026). Cayenne / Capsaicin — Safety profile. Public Health Institute of Georgia. https://supplement.ge/ingredients/cayenne-capsaicin/
📋 Editorial information
Author: Prof. G. Pkhakadze, MD, MPH, PhD
Affiliation: David Tvildiani Medical University (DTMU)
First published: January 2026
Last reviewed: 2026-05-29
Next review: February 2027
References: 2 cited sources
COI: SupplementIndex receives no funding from supplement manufacturers. All content independently authored by PHIG.
Process: Systematic literature review
📄 License & reuse
Published under Creative Commons Attribution 4.0 International (CC BY 4.0). You may share and adapt for any purpose with attribution.
Pkhakadze G. "Cayenne / Capsaicin — Safety Profile." SupplementIndex, PHIG, 2026. https://supplement.ge/ingredients/cayenne-capsaicin/ CC BY 4.0.
GP
Prof. G. Pkhakadze, MD, MPH, PhD
Professor of Public Health · Head of Department, DTMU
Editor-in-Chief, Georgian Medical Journal (ISSN 3088-4322)
Chair, Public Health Institute of Georgia · UEMS Public Health Section
Educational and public health purposes. CC BY 4.0. Consult your healthcare provider before starting any supplement. Corrections: info@accreditation.ge. Publisher: PHIG