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Paula’s Choice · Skin · Serums

Paula’s Choice 10% Niacinamide Booster

Ten percent niacinamide in a thin, watery liquid you can use alone or mix into a moisturizer. Owners like how fast it absorbs, at $53.00 MSRP for less than an ounce.

0.67 fl ozSerumNiacinamideAcetyl glucosamineVitamin CFragrance-free
$53 MSRPAmazon price not shown
Check price on Amazon →

Amazon link · we earn a commission if you buy · $53 MSRP · Amazon price not shown · verified Nov 1, 2026. More stores appear here as each affiliate program approves the site.

Buy it if

  • You want niacinamide that absorbs fast
  • You mix boosters into your moisturizer or serum
  • You want no added fragrance

Walk past if

  • You want value; this is a small bottle at $53.00 MSRP
  • You break out easily; some owners report new pimples
  • You want a thick serum; this is as thin as water

What's in it

The ingredients that do the work, from the maker’s label.

NiacinamideAcetyl glucosamineVitamin CLicorice extract

Niacinamide guide →Sulfate-free →Fragrance-free →

Not in it: fragrance, essential oils, drying alcohol, sulfates. Nothing on our flag list.

Full ingredient list, from the maker

Water, Niacinamide, Acetyl Glucosamine, Ascorbyl Glucoside, Butylene Glycol, Phospholipids, Sodium Hyaluronate, Allantoin, Boerhavia Diffusa Root Extract, Glycerin, Dipotassium Glycyrrhizate, Glycyrrhiza Glabra (Licorice) Root Extract, Epigallocatechin Gallate, Beta-Glucan, Panthenol, Carnosine, Genistein, Citric Acid, Sodium Citrate, Sodium Hydroxide, Xanthan Gum, Ethylhexylglycerin, Polysorbate 20, Trisodium Ethylenediamine Disuccinate, Pentylene Glycol, Caprylyl Glycol, Phenoxyethanol

Known issue

Some owners report small whiteheads or deep pimples soon after starting, and others received bottles that arrived open, leaking or partly empty.Sephora and MakeupAlley reviews

What owners say

Filled by the research pass: two or three owner reports from named venues, each linked, each with the date it was read.

If it's not right

Sources

  1. Maker page: full ingredient list, 0.67 fl oz list price, use alone or mixed.
  2. Sephora reviews, about 325: a 4.7 overall, with low ratings citing blind pimples, whiteheads and bottles that arrived open or partly empty.
  3. MakeupAlley reviews: one owner noticed little difference and others weigh the price against cheaper options (read from a search excerpt)

Ingredient lists from the maker's label, not our measurements.