Compare Products: 10% Niacinamide Booster vs 20% Vitamin C + E Ferulic Acid Serum

Paula's Choice

10% Niacinamide Booster

Mid-range10%
$44 / 20ml — $2.20/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
Timeless
  • Those seeking the CE Ferulic combination at an affordable price
  • Users comfortable with high-concentration L-ascorbic acid
  • People looking for a research-backed antioxidant serum
  • Budget-conscious shoppers who want SkinCeuticals-level actives
  • Users who prefer fragrance-free, minimalist formulas

Key Ingredients

Paula's Choice

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

Timeless

20% L-Ascorbic Acid, 1% Vitamin E (Alpha Tocopherol), 1% Ferulic Acid, Sodium Hyaluronate, Panthenol

Product Composition

21% similarity (7 ingredients in common)

Shared Ingredients
water (aqua)sodium hyaluronatepanthenolsodium citratesodium hydroxidepolysorbate 20trisodium ethylenediamine disuccinate
Only in Paula's Choice (20)
niacinamideacetyl glucosamineascorbyl glucosidebutylene glycolphospholipidsallantoinboerhavia diffusa root extractglycerindipotassium glycyrrhizateglycyrrhiza glabra (licorice) root extractepigallocatechin gallatebeta-glucancarnosinegenisteincitric acidxanthan gumethylhexylglycerinpentylene glycolcaprylyl glycolphenoxyethanol
Only in Timeless (7)
ethoxydiglycoll-ascorbic acidpropylene glycolalpha tocopherolferulic acidbenzyl alcoholdehydroacetic acid

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.

Timeless
Effective and affordable CE Ferulic

The most common praise is that it delivers results comparable to SkinCeuticals at a fraction of the cost. Users report brightening, improved tone, and visible glow within 2-4 weeks.

Reddit favorite

Consistently ranked among the top vitamin C serums on Reddit. r/SkincareAddiction and r/30PlusSkinCare frequently recommend it as the best value CE Ferulic serum.

Oxidation is the main complaint

Users report the serum darkening within 4-8 weeks, sometimes faster in warm climates. Several recommend buying smaller sizes and refrigerating immediately.

Stinging on initial use

The 20% concentration causes noticeable stinging for most users during the first 1-2 weeks. This typically subsides as skin adjusts.

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