Skin Health
Nicotinamide (Skin Focus)
Also known as: Niacinamide, Vitamin B3 (skin)
A
Evidence
B3 vitamin form that may reduce skin cancer risk and improve skin barrier.
Primary uses
- Skin cancer prevention
- Skin barrier
- Anti-aging
- Acne
How it works
- DNA repair support
- Anti-inflammatory
- Skin barrier enhancement
Dosage
- Typical range
- 500mg 2x daily
- Timing
- Any time
- With food
- Optional
- Duration
- Long-term for prevention
- Special populations
- Skin cancer history, sun damage, actinic keratoses
Forms
- Capsules
- Topical
Safety
Common side effects
- Mild GI at high doses
Contraindications
- None
Evidence notes
Good evidence for skin cancer prevention
Grade A: Multiple well-designed human trials support the main claims.
Related in Skin Health
Check a full stack
Formulate's free interaction checker lets you paste in any combination of supplements and medications at once — every pairing flags severity, timing, and cited evidence.
Open the checkerMedical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider.