Paula's Choice CLINICAL 20% Niacinamide Vitamin B3 Concentrated Face Serum, Anti-Aging Serum for Face, Treatment for…
Best for
Best for oily / acne-prone
Amazon rating
Amazon aggregate, one input among many in the Verdict Score
Based on 1 trusted source
Current price
$55.00
Updated May 18, 2026 · 1 min read
Sources behind this verdict
10 reviewers weighted by source trust
The consensus
What reviewers found
Synthesized across the trust-weighted source mix below.
Across the reviewers we read, Paula's Choice CLINICAL 20% Niacinamide is the consensus pick when shoppers specifically want a high-strength treatment for enlarged pores, oily skin, and bumpy texture. Five high-trust r/SkincareAddiction threads dig into this product in detail, with reviewers describing a watery, fast-absorbing serum that leaves no tacky residue and pairs well with active-heavy routines. A direct comparison thread on r/SkincareAddiction (The Ordinary 10% vs Paula's Choice 20%) is genuinely useful and frames this as a step up in elegance and concentration, not a guaranteed step up in results.
What reviewers liked
- Five separate high-trust r/SkincareAddiction threads provide detailed positive coverage
- Elegant watery texture that absorbs cleanly with no tackiness, per multiple community reviewers
- Fragrance-free formulation suited to acne-prone and oily skin
- Strong 4.5-star average across nearly 2,000 Amazon verified-purchase reviews
Where it falls short
- Roughly 9x the per-ounce cost of The Ordinary 10% + Zinc 1% with debated incremental benefit
- High-trust subreddit reviewers openly question whether 20% outperforms 10% niacinamide
- Small 0.67 oz bottle relative to competitors
- Some community reviewers note potential drying or flushing at the higher concentration, especially for sensitive skin
Across the reviewers we read, Paula's Choice CLINICAL 20% Niacinamide is the consensus pick when shoppers specifically want a high-strength treatment for enlarged pores, oily skin, and bumpy texture. Five high-trust r/SkincareAddiction threads dig into this product in detail, with reviewers describing a watery, fast-absorbing serum that leaves no tacky residue and pairs well with active-heavy routines. A direct comparison thread on r/SkincareAddiction (The Ordinary 10% vs Paula's Choice 20%) is genuinely useful and frames this as a step up in elegance and concentration, not a guaranteed step up in results.
The disagreement is significant and should be named honestly: multiple high-trust community threads question whether 20% niacinamide actually outperforms 10% for most users, with some reviewers explicitly preferring The Ordinary or Paula's Choice's own 10% booster. At roughly $55 for 0.67 oz, it is by far the most expensive niacinamide serum in this roundup. The trust-weighted read: an excellent formulation for oily and pore-focused concerns, but not a no-brainer over cheaper 10% options.
- Diminish Large Pores
- 20% Niacinamide Booster face serum visibly tightens & refines the look of stretched, sagging pores caused by age or sun damage.
- Improve Skin Tone
- This vitamin C face serum with licorice root visibly brightens skin and improves blotchy tone, discolorations and uneven skin tone for a radiant, more luminous complexion
- Minimize Hard, Clogged Bumps
- The facial serum targets hard, clogged bumps and congested pores, helping to smooth rough, orange-peel texture and reveal clearer, glowing skin
- Advanced 20% Concentration
- Safe & effective concentration targets advanced signs of aging for a firmer, younger-looking complexion. Plus, it improves pore function while protecting against further pore damage.
- Paula's Choice Skincare makes products that work. No fragrance, no fluff. Just effective, science-backed formulas that target any concern from wrinkles to breakouts.
I found that it absorbed very well into my skin and left no tacky or sticky residue, which was a welcome after the previous serum. I had been a ...
This serum or “treatment” applies just like you would expect from a watery serum, absorbs nicely, doesn't really have a discernible scent, and ...
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“PAULA'S CHOICE 20% NIACINAMIDE TREATMENT REVIEW” · YouTube
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