Can niacinamide be used with Vitamin C?

Yes, niacinamide and Vitamin C can be used together. Older research suggested potential issues, but modern formulations and understanding show they are compatible and can offer synergistic benefits.

What percentage of niacinamide is effective?

Studies show that concentrations between 2% and 10% are generally effective for various skin concerns. Higher concentrations may offer more pronounced benefits but can also increase the risk of mild irritation for some individuals.

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Niacinamide

Niacinamide is a form of vitamin B3 that offers multiple benefits for the skin. It helps improve skin barrier function, reduce inflammation, and regulate oil production. This versatile ingredient can address various skin concerns, from acne to aging.

NiacinamideVitaminVeganEvidence: High

BenefitStrong 3.8 / 4

Barrier support

Acne

Oil control

Soothing

Texture

Anti aging

RiskLow 0.5 / 4

Irritation

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

Improves skin barrier
Reduces inflammation
Regulates oil production
Minimizes pore appearance

Things to watch

Mild flushing or itching at high concentrations

Pairs well with

Retinoid — Niacinamide can help mitigate irritation often associated with retinoid use, allowing for better tolerability.
Vitamin C — Niacinamide and Vitamin C can be used together to provide comprehensive antioxidant and brightening benefits without adverse reactions.

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Frequently asked questions

Can niacinamide be used with Vitamin C?: Yes, niacinamide and Vitamin C can be used together. Older research suggested potential issues, but modern formulations and understanding show they are compatible and can offer synergistic benefits.
What percentage of niacinamide is effective?: Studies show that concentrations between 2% and 10% are generally effective for various skin concerns. Higher concentrations may offer more pronounced benefits but can also increase the risk of mild irritation for some individuals.