Niacinamide
VitaminHumectantBrighteningNaturalAlso known as: Vitamin B3, Nicotinamide, Niacin
A versatile form of Vitamin B3 that strengthens the skin barrier, reduces pore appearance, controls oil production, and addresses multiple skin concerns.
Routine placement
Serum · AM & PM
Time to results
4-8 weeks for pore refinement; 8-12 weeks for hyperpigmentation
Strengthens skin barrier, minimizes pore appearance, controls excess oil, reduces redness and blotchiness, fades dark spots, improves skin texture.
Apply 2-5% concentration morning and/or evening. Works well layered with most other actives. Gentle enough for daily use.
Beginner
2-5%
Intermediate
5-10%
Advanced
10-20%
Well-studied ingredient with evidence for barrier repair, sebum regulation, and anti-inflammatory effects. 4-5% niacinamide shown to reduce hyperpigmentation comparable to 4% hydroquinone.
Key Studies
Niacinamide improves aging facial skin (2005)
Dermatologic Surgery
5% niacinamide improved fine lines, hyperpigmentation, and elasticity after 12 weeks.
Niacinamide reducing cutaneous pigmentation (2002)
British Journal of Dermatology
Inhibits melanosome transfer, reducing hyperpigmentation.
Niacinamide mechanisms in dermatology (2014)
Skin Pharmacology and Physiology
Stimulates ceramide synthesis, reduces water loss and sebum at 2%+.
Cautions
Generally very well tolerated. Rarely, concentrations above 5% may cause mild irritation or flushing in sensitive individuals.
Can I use niacinamide with retinol?
Yes. Niacinamide reduces retinol irritation. Use together PM.
Can I use niacinamide with vitamin C?
Yes, the cancellation myth is debunked. If flushing occurs, alternate AM/PM.
What percentage should I use?
5% is optimal. Above 10% may irritate without added benefit.
Can niacinamide cause breakouts?
Above 10% can trigger breakouts. Lower to 5% if this occurs.
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