Compare Products: 10% Niacinamide Booster vs Niacinamide 10% + Zinc 1% Serum

Paula's Choice

10% Niacinamide Booster

Mid-range10%
$44 / 20ml — $2.20/ml
The Ordinary

Niacinamide 10% + Zinc 1% Serum

Budget10%
$6 / 30ml — $0.20/ml

Who It's Designed For

Paula's Choice
  • Enlarged pores and uneven texture
  • Uneven skin tone and dullness
  • Post-acne marks and discoloration
  • Fine lines and early aging concerns
The Ordinary
  • Oily and combination skin seeking oil control
  • Those who want a no-frills, high-potency niacinamide serum
  • Budget-conscious skincare users
  • People targeting enlarged pores and textural irregularities
  • Users building ingredient-focused routines

Key Ingredients

Paula's Choice

Niacinamide (10%), Ascorbyl Glucoside (Vitamin C), Licorice Root Extract

The Ordinary

Niacinamide (10%), Zinc PCA (1%)

Product Composition

15% similarity (5 ingredients in common)

Shared Ingredients
water (aqua)niacinamidexanthan gumpentylene glycolphenoxyethanol
Only in Paula's Choice (22)
acetyl glucosamineascorbyl glucosidebutylene glycolphospholipidssodium hyaluronateallantoinboerhavia diffusa root extractglycerindipotassium glycyrrhizateglycyrrhiza glabra (licorice) root extractepigallocatechin gallatebeta-glucanpanthenolcarnosinegenisteincitric acidsodium citratesodium hydroxideethylhexylglycerinpolysorbate 20trisodium ethylenediamine disuccinatecaprylyl glycol
Only in The Ordinary (6)
zinc pcadimethyl isosorbidetamarindus indica seed gumisoceteth-20ethoxydiglycolchlorphenesin

User Feedback Patterns

Paula's Choice
Texture takes adjustment

The watery, almost runny texture surprises some users. It can feel like it's not "doing" anything. The brand intends for it to be mixed with other products, which helps with application.

Price comparison to The Ordinary

At roughly 7x the price of The Ordinary's niacinamide serum, value is a common discussion point. Users who prefer it cite the more elegant texture, additional beneficial ingredients, and lack of pilling.

Gradual, cumulative results

Most users report noticing effects (smoother skin, smaller-looking pores, more even tone) after several weeks of consistent use rather than immediate results.

Plays well with other products

The booster format gets consistent praise for layering easily. Users report no issues combining it with retinol, acids, or other actives.

The Ordinary
Holy grail for oily skin

Many users with oily skin report significant oil control and fewer breakouts. High repurchase rate in this demographic.

Pilling under other products

Commonly reported issue. Users recommend applying to damp skin or mixing with a hydrating serum to improve layering.

Tacky texture

The formula can feel sticky, especially if too much is applied. Most users adapt application technique over time.

Purging or breakouts

Some users report initial breakouts. Unclear whether this is purging, sensitivity, or coincidence. Most who push through report improvement.

Value for money

Almost universally praised for price-to-performance ratio. Common comment: 'can't believe this costs $6.'

Which Should You Buy?

The Ordinary Niacinamide 10% + Zinc 1% Serum offers great value at a lower price point. Paula's Choice 10% Niacinamide Booster may be worth the premium if you want Niacinamide (10%).

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