Good Molecules Niacinamide Serum Dupes & Cheaper Alternatives
From 32 Reddit threads · Updated October 8, 2026
5% niacinamide serum for brightening and pore refinement; can sting reactive skin. The catch: daily use can trigger redness and dryness. Here's what Redditors reach for instead.
The short answer
Best Overall AlternativeOil control and pore shrinkage · $6.00 · 30 ml
Same Active: NiacinamideCentella, panthenol, and ceramide NP do the barrier-support job · $16.95 · 59.1 ml
#1
Best Overall Alternative
- Key actives: Niacinamide 10%, Zinc 1%
- Size: 30 ml
The why
One minus
10% is where the irritation starts for a lot of people
The original, at a glance
- Why people love it
- Brightening step with pore-refining feedback
#2
Same Active: Niacinamide
Wonder Releaf Centella Serum Unscented
Purito·Serum
See alternativesCentella, panthenol, and ceramide NP do the barrier-support job
- Size: 59.1 ml
The why
A lightweight gel serum built around centella, niacinamide, panthenol, and ceramide NP for barrier support. It suits irritated, dehydrated, or rosacea-prone skin that wants soothing without a heavy cream feel. Acne-prone users sometimes report whiteheads or flushing.
One minus
Breakouts and whiteheads show up for some acne-prone users
Good forSensitive Skin, Dry Skin
Other alternatives worth a look
Centella-heavy barrier support · 180 mentions
Cream TextureHeavy/Rich
Niacinamide plus propolis — the glow serum crowd favorite · 104 mentions
Under MakeupHyperpigmentation
Texture-smoothing cult favorite · 62 mentions
HyperpigmentationTexture / Pores
10% azelaic acid for redness and breakouts · 713 mentions
GentleBrightening
Watery, fast-absorbing centella · 533 mentions
Fragrance-FreeGel Texture
Beta-glucan-heavy hydration without much fuss · 346 mentions
GentleFungal Acne
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