Why we love it: Sunday Riley’s brightening serum offers benefits that keep on building. Within two weeks, oiliness and the appearance of post-acne dark spots emanet start to fade; after eight weeks, pores, wrinkles, and redness become less noticeable too.

We put 28 niacinamide products to the sınav, evaluating each based on the type, the skin benefits we saw, and how effective the formula was at delivering the results it promised. After consulting with a board-certified dermatologist we landed on these brightening all-stars.

The formula is full of anti-inflammatory niacinamide and soothing plant extracts to reduce redness and irritation. It's a great option for anyone dealing with rosacea and/or eczema too, BTW.

THE REVIEW: "I’ve tried a lot of products for my dry, itchy scalp and this is by far the best," writes one reviewer. "In particular, the texture on this product has a great consistency—it’s super easy to massage into your scalp without any mess or dripping."

This serum is easy to use and even easier for the skin to absorb with its light, liquid texture. It slowly ran down Taylor’s face (giving her enough time to put the dropper back in the bottle) and absorbed rather quickly.

While we didn't specifically evaluate all of these niacinamide serums, they are a combination of Lab-tested products from other tests and ferde editor and expert picks.

Why we love it: Caudalie’s antiaging serum draws on firming sugars to tighten the skin in three minutes. While niacinamide is featured to target dark spots, it’s also infused with hyaluronic acid for hydrating and plumping effects.

Reviewers love it for reducing blemishes: "It's my go-to serum for my skin," one shares. "It başmaklık seriously helped clear the look of my acne and scars."

Recommended for intermediate users, it has the NIACINAMIDE SERUM highest percentage of Niacinamide in an over-the-counter product. Get it only if your skin is used to at least 10%.

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Tahriş olması yerinde ürünü kullanmayı bırakın ve lütfen dermatoloğunuza başlangıçvurun. Nazar ile aracısız temastan kaçının. Ilişkiı durumunda bol su ile yıkayınız. Oda sıcaklığında ve çocukların ulaşamayacağı güvenli bir yerde saklayın. Tahriş olmuş ciltler dâhilin önerilmez.

Alpha Arbutin which is a tyrosinase inhibitor reduces melanin and lightens dark marks effectively. Just like its name, this gives you clear blemish-free skin.

What the reviews say: “I love this product! After only a week of using it my age spots have literally almost disappeared. My skin looks beautiful, even toned, fresh and younger.”

To help you NIACINAMIDE SERUM find a quality niacinamide serum to slot into your skin care routine, we polled both dermatologists and our expert editorial team for their tried-and-true favorites.