Product record / Serums, Niacinamide (Vitamin B3)
SerumPaula's Choice 10% Niacinamide Booster
- $34.30
- retail price
- 10%
- niacinamide
- $1.73
- per mL
- 3.8 ★
- 425 ratings
- Data source
- Concentration disclosed in product name Paula's Choice discloses 10% niacinamide in the product name; INCI from Paula's Choice product page.
- Best for
- Brightening & dark spots · Acne & breakouts
- How it feels
- Lightweight, fast-absorbing serum
- Value
- $34.30 for 20 mL · $1.73/mL
Bottom line The $49 niacinamide booster that earns its premium on formula elegance and the acetyl glucosamine synergy — if you can stomach paying 8x The Ordinary for the same hero %.
Editorial verdict / Social intelligence
The $49 niacinamide booster that earns its premium on formula elegance and the acetyl glucosamine synergy — if you can stomach paying 8x The Ordinary for the same hero %. 1
- Beauty benefit
- Refines pore appearance, evens skin tone, fades post-acne marks, and controls oil — with a multi-pathway formula that pairs 10% niacinamide with acetyl glucosamine (published research shows the duo outperforms either ingredient alone on hyperpigmentation), a vitamin C derivative, licorice root, and five antioxidants. Can be applied alone or mixed into any serum or moisturizer.
- Does it work
- Yes, reliably. Editorial reviewers, derm-adjacent analysts, and retailer reviewers consistently report visible pore refinement and smoother texture within weeks. The 'booster' format — mix 1-2 drops into your existing moisturizer — converts skeptics who've had concentration sensitivity issues with The Ordinary's standalone 10% formula. The ingredient synergy is real and backed by published research, not marketing language. The honest caveat: at $49 for 0.67 oz, the price-to-effect ratio vs. The Ordinary ($6) is genuinely hard to justify for most budgets. See the verified data below →
Consensus strength
ModerateDermApproved: 4.4/5 stars (4,000 reviews); Cult Beauty: 4.75/5 (48 reviews); Promosaas7 editorial: 4.5/5; INCIDecoder: well-formulated, alcohol-free, fragrance-free, with 5 antioxidants and documented niacinamide+acetyl glucosamine synergy; Beautiful With Brains: recommended; Consumer Health Digest: 3.5/5 (aggregated safety + efficacy + value). Consistent praise for texture and pore results; persistent complaint is small bottle size + premium price. Lower volume of Reddit signal than The Ordinary — a more niche, premium-aware audience.
01 / The key active
Niacinamide (Vitamin B3) at 10%
This product discloses 10% niacinamide — concentration disclosed in product name.
Concentration disclosed in product name. Paula's Choice discloses 10% niacinamide in the product name; INCI from Paula's Choice product page.
Other products with Niacinamide:
02 / The full ingredient list
Every ingredient, in label order
Exactly as printed, each token matched to the EU CosIng register and flagged where a CIR safety assessment exists. Highlighted rows are the key actives.
| # | Ingredient, as printed | CosIng functions | CIR |
|---|---|---|---|
| 01 | Water |
| — |
| 02 | Niacinamide |
| ✓ reviewed |
| 03 | Acetyl Glucosamine |
| ✓ reviewed |
| 04 | Ascorbyl Glucoside |
| ✓ reviewed |
| 05 | Butylene Glycol |
| ✓ reviewed |
| 06 | Phospholipids |
| ✓ reviewed |
| 07 | Sodium Hyaluronate |
| ✓ reviewed |
| 08 | Allantoin |
| ✓ reviewed |
| 09 | Boerhavia Diffusa Root Extract |
| — |
| 10 | Glycerin |
| ✓ reviewed |
| 11 | Dipotassium Glycyrrhizate |
| ✓ reviewed |
| 12 | Glycyrrhiza Glabra (Licorice) Root Extract |
| ✓ reviewed |
| 13 | Epigallocatechin Gallate |
| — |
| 14 | Beta-Glucan |
| ✓ reviewed |
| 15 | Panthenol |
| ✓ reviewed |
| 16 | Carnosine |
| — |
| 17 | Genistein |
| — |
| 18 | Citric Acid |
| ✓ reviewed |
| 19 | Sodium Citrate |
| ✓ reviewed |
| 20 | Sodium Hydroxide |
| ✓ reviewed |
| 21 | Xanthan Gum |
| ✓ reviewed |
| 22 | Ethylhexylglycerin |
| ✓ reviewed |
| 23 | Polysorbate 20 |
| ✓ reviewed |
| 24 | Trisodium Ethylenediamine Disuccinate |
| ✓ reviewed |
| 25 | Pentylene Glycol |
| ✓ reviewed |
| 26 | Caprylyl Glycol |
| ✓ reviewed |
| 27 | Phenoxyethanol |
| ✓ reviewed |
27 ingredients as printed · 27 exact CosIng matches · source: concentration disclosed in product name
03 / Where to buy
Where to buy 10% Niacinamide Booster
Some links on this page earn us a commission. It never changes our analysis — the methodology is public.
04 / What people say
What buyers actually say
Aggregated from 7,548 verified reviews across 3 sources.
What works
-
Visible pore minimizing effect within weeks Reviews
-
absorbs immediately into the skin without leaving a greasy or sticky residue Editorial
- Common Booster format mixes seamlessly into serums or moisturizers — no extra routine step needed 874
mixes well with serums, retinol, and moisturizers — 1-2 drops mixed into gels for nighttime application Editorial
-
My complexion looks radiant and healthy — skin became less oily, which is always a bonus Editorial
-
Alcohol-free and fragrance/essential oil-free formulation with gentle preservatives Editorial
What to know
- Common Premium price — $49 for 0.67 oz — is hard to justify when The Ordinary delivers core niacinamide at 1/8 the cost 11310
Paula's Choice's supplementary ingredients appear in such low percentages they may provide minimal benefit, making the 7x price premium unjustifiable Editorial
- Common Tiny bottle empties fast — 0.67 oz (20ml) requires frequent repurchasing, even with economical use 73
The 20ml bottle requires frequent repurchasing despite needing only small amounts per application Editorial
-
broke me out in a rash and huge pimples. It was a waste of my $ Editorial
- Some Results take 8-12 weeks of consistent use to fully appear — impatient users feel underwhelmed 910
Results require a few weeks to become apparent Editorial
What you'd only know from the reviews
-
The niacinamide + acetyl glucosamine combo is validated by published research — not just label marketing. The study showed the paired ingredients reduced hyperpigmentation more than either alone. This is the core formula differentiator from simpler niacinamide-only products. INCIDecoder and dermapproved.com both confirm this synergy explicitly. 53
-
INCIDecoder analysis flags a medium irritation risk from rose extract and ascorbyl glucoside (the vitamin C derivative) — not zero risk for reactive skin, despite the fragrance-free, alcohol-free positioning. The EGCG (green tea) can also degrade without proper pH stability. The formula is well-made, but 'sensitive skin safe' overstates it for the most reactive users. 6
-
The formula contains five independent antioxidants: ascorbyl glucoside (vitamin C derivative), CoQ10, green tea extract (EGCG), carnosine, and genistein. This is unusually comprehensive for a niacinamide-focused product and meaningfully distinguishes it from single-active competitors — the antioxidant load supports daytime environmental protection beyond what niacinamide alone provides. 5
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05 / Questions
Frequently asked
- What's in Paula's Choice 10% Niacinamide Booster?
- Paula's Choice 10% Niacinamide Booster lists 27 ingredients. Key active: 10% Niacinamide (Vitamin B3). Paula's Choice discloses 10% niacinamide in the product name; INCI from Paula's Choice product page. The full ingredient list, matched to EU CosIng, is on this page.
- Does Paula's Choice 10% Niacinamide Booster work?
- Yes, reliably. Editorial reviewers, derm-adjacent analysts, and retailer reviewers consistently report visible pore refinement and smoother texture within weeks. The 'booster' format — mix 1-2 drops into your existing moisturizer — converts skeptics who've had concentration sensitivity issues with The Ordinary's standalone 10% formula. The ingredient synergy is real and backed by published research, not marketing language. The honest caveat: at $49 for 0.67 oz, the price-to-effect ratio vs. The Ordinary ($6) is genuinely hard to justify for most budgets.
- How much Niacinamide (Vitamin B3) is in Paula's Choice 10% Niacinamide Booster?
- 10% Niacinamide (Vitamin B3). Paula's Choice discloses 10% niacinamide in the product name; INCI from Paula's Choice product page.
- Where can I buy Paula's Choice 10% Niacinamide Booster?
- $34.30 on Amazon (price recorded as of the date shown). Paula's Choice discloses 10% niacinamide in the product name; INCI from Paula's Choice product page.