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Comparison

Niacinamide (Vitamin B3) vs Vitamin C

Medically reviewed by Dr. Charu Sharma, Head of Dermatology · CureSkin ·

Niacinamide (Vitamin B3) vs Vitamin C at a glance

 Niacinamide (Vitamin B3)Vitamin C
TypeKey activeKey active
What it isBarrier support / brightening activeAntioxidant / brightening active
Flags——

Niacinamide (Vitamin B3)

Niacinamide is a water-soluble form of vitamin B3 used topically to support the skin barrier, regulate sebum, and reduce hyperpigmentation and redness. It is generally well tolerated across a range of skin types.

Full Niacinamide (Vitamin B3) profile →

Vitamin C

Vitamin C (ascorbic acid and its derivatives) is a topical antioxidant that neutralizes free radicals, supports collagen synthesis, and helps reduce hyperpigmentation for a more even skin tone. It is commonly used in serums for photoprotection support and anti-aging benefits.

Full Vitamin C profile →

Can you use Niacinamide (Vitamin B3) and Vitamin C together?

See the compatibility verdict for Niacinamide (Vitamin B3) + Vitamin C →

Frequently asked

What is the difference between Niacinamide (Vitamin B3) and Vitamin C?
Niacinamide (Vitamin B3): Niacinamide is a water-soluble form of vitamin B3 used topically to support the skin barrier, regulate sebum, and reduce hyperpigmentation and redness Vitamin C: Vitamin C (ascorbic acid and its derivatives) is a topical antioxidant that neutralizes free radicals, supports collagen synthesis, and helps reduce h
Which is better for my skin, Niacinamide (Vitamin B3) or Vitamin C?
Neither is universally better — it depends on your skin type, tolerance and what else is in your routine. The flags above (fungal-acne, pore-clogging, fragrance, pregnancy) are the objective differences; a dermatologist can weigh them for your skin.
Can I use Niacinamide (Vitamin B3) and Vitamin C together?
Check the compatibility verdict linked on this page, or run your full routine through the routine checker before combining actives.

General educational information for Indian skin, compiled from published dermatology literature and structured ingredient data. Not medical advice or a diagnosis.