The Highest-Reviewed Niacinamide Serums, Compared

Five niacinamide serums, all sold on Nykaa, ranked by review count. The three most-reviewed are The Ordinary, Plum and Minimalist. The Derma Co and Dot & Key follow.

Niacinamide is the amide form of vitamin B3. In serums, it is used to support the skin barrier and to help moderate uneven skin tone and oiliness. For background, see best niacinamide serum options compared.

Review counts show purchase and review volume. They do not show fit or quality. This comparison uses listing data, not lab testing.

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• The Ordinary Niacinamide 10% + Zinc 1% (167,892 reviews). Its title lists niacinamide at 10% and zinc at 1%. It names no other ingredients. Zinc is a trace mineral used for astringent and soothing functions. It is also associated with sebum control.
• Plum 10% Niacinamide Brightening Face Serum with Rice Water (144,181 reviews). Its title names rice water and positions the serum as brightening. Rice water is used in cosmetics as a conditioning ingredient.
• Minimalist 10% Niacinamide Face Serum With Matmarine + Zinc (134,772 reviews). Its title names Matmarine alongside zinc. Zinc also appears in The Ordinary’s title.
• The Derma Co 10% Niacinamide Face Serum For Acne Marks (74,640 reviews). Its title names one concern, acne marks. Post-acne marks are areas of discolouration that remain after acne lesions heal.
• Dot & Key 10% Vitamin C + E Face Serum With 5% Niacinamide (62,814 reviews). Its title pairs vitamin C and vitamin E with niacinamide. It states niacinamide at 5%, while the other four titles state 10%. Vitamin C is a water-soluble antioxidant. Vitamin E is a fat-soluble antioxidant that is often paired with vitamin C.

All five titles name niacinamide. The titles differ mainly in what else they name.

Which one fits you

• If you want a niacinamide serum with 1% zinc, pick The Ordinary.
• If you want a brightening serum with rice water, pick Plum.
• If you want a serum with Matmarine, pick Minimalist.
• If you want to target acne marks, pick The Derma Co.
• If you want vitamin C and vitamin E with niacinamide, pick Dot & Key.

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