Compare Products: Niacinamide Brightening Toner vs SuperSolutions 20% Niacinamide Serum

Good Molecules

Niacinamide Brightening Toner

Budget3%
$14 / 120ml — $0.12/ml
The Inkey List

SuperSolutions 20% Niacinamide Serum

Budget20%
$17.99 / 30ml — $0.60/ml

Ingredient Analysis

Good Molecules Niacinamide Brightening Toner has disclosed concentrations, making it easier to evaluate. It leads on brightening actives with arbutin and ethyl ascorbic acid alongside niacinamide. The Inkey List SuperSolutions 20% Niacinamide Serum pairs niacinamide with zinc PCA and squalane, making it stronger for oily or blemish-prone skin.

Depends on skin concern: brightening vs. sebum control and barrier support
How they differ
Brightening strengthGood Molecules

Good Molecules Niacinamide Brightening Toner combines three distinct brightening agents: arbutin, ethyl ascorbic acid, and licorice extract. The Inkey List SuperSolutions 20% Niacinamide Serum relies on niacinamide alone for tone evening.

Sebum and pore supportThe Inkey List

Zinc PCA in The Inkey List SuperSolutions 20% Niacinamide Serum directly regulates oil production. Good Molecules Niacinamide Brightening Toner has no sebum-targeting ingredient.

Hydration supportGood Molecules

Good Molecules Niacinamide Brightening Toner lists glycerin at 6.7%, sodium hyaluronate, betaine, and dextrin. The Inkey List SuperSolutions 20% Niacinamide Serum has glycerin but at an unknown lower position.

Irritation riskGood Molecules

The Inkey List SuperSolutions 20% Niacinamide Serum uses three preservatives together: phenoxyethanol, benzyl alcohol, and dehydroacetic acid. Good Molecules Niacinamide Brightening Toner uses a milder preservative system.

Formulation transparencyGood Molecules

Good Molecules Niacinamide Brightening Toner discloses exact percentages for every ingredient. The Inkey List SuperSolutions 20% Niacinamide Serum lists no concentrations, making efficacy harder to assess.

What the label does not tell us
  • •Good Molecules Niacinamide Brightening Toner's ethyl ascorbic acid is at 0.1%, which is below the 1-2% range typically studied for noticeable brightening effects.
  • •The Inkey List SuperSolutions 20% Niacinamide Serum's niacinamide concentration is unknown; its position second in the list suggests it may be meaningful, but exact percentage is not disclosed.
  • •Zinc PCA efficacy in The Inkey List SuperSolutions 20% Niacinamide Serum depends on concentration, which is not stated.
  • •Squalane source (plant vs. shark) is not specified in The Inkey List SuperSolutions 20% Niacinamide Serum.
  • •Dextrin in Good Molecules Niacinamide Brightening Toner likely acts as a texture agent; its exact function here is inferred, not stated.
  • •Both products' niacinamide levels could trigger flushing in a small subset of users sensitive to niacin derivatives.

Analysis generated from both INCI lists using Claude. Ingredient order indicates relative concentration; exact percentages are usually undisclosed.

Who It's Designed For

Good Molecules
  • Those seeking gentle brightening without high-concentration actives
  • Users who want multiple brightening ingredients working together
  • Sensitive skin types who cannot tolerate 10% niacinamide
  • People targeting hyperpigmentation, dullness, and uneven tone
  • Those who prefer toner format over serum
The Inkey List
  • Very oily skin seeking maximum oil control
  • Stubborn enlarged pores unresponsive to lower niacinamide concentrations
  • Users who have tolerated 10-15% niacinamide and want to increase strength
  • Budget-conscious users wanting clinical-strength actives
  • Those seeking exfoliating effects (20% niacinamide has mild exfoliating properties)

Key Ingredients

Good Molecules

Niacinamide (3%), Arbutin (2%), Licorice Root Extract, Ethyl Ascorbic Acid

The Inkey List

Niacinamide (20%), Zinc PCA (0.5%), Squalane (3%)

Product Composition

23% similarity (6 ingredients in common)

Shared Ingredients
water (83.2%)glycerin (6.7%)niacinamide (3.0%)ethylhexylglycerin (0.1%)trisodium ethylenediamine disuccinate (0.02%)sodium hyaluronate
Only in Good Molecules (11)▾
12-hexanediol (2.2%)arbutin (2.0%)propanediol (2.0%)betaine (0.5%)glycyrrhiza glabra (licorice) root extract (0.1%)3-o-ethyl ascorbic acid (0.1%)carbomer (0.06%)tromethamine (0.04%)theobroma cacao (cocoa) seed extractdextrin
Only in The Inkey List (9)▾
butylene glycolsqualanephenoxyethanolbenzyl alcoholammonium acryloyldimethyltaurate/vp copolymerzinc pcapolysorbate 60dehydroacetic acidsorbitan isostearate

User Feedback Patterns

Good Molecules
Gentle and effective for sensitive skin

Users with sensitive skin report good tolerance. The lower niacinamide concentration avoids irritation common with 10% formulas.

Improved skin brightness

Many users report brighter, more even-looking skin after consistent use. Results typically noted after 4-8 weeks.

Texture improvement

Users note smoother skin texture and smaller-looking pores with regular use.

Not hydrating enough for dry skin

Some users with dry skin find the toner is not moisturizing enough on its own and needs to be followed by additional hydration.

Slight tackiness

Some users note a slight tacky feeling after application, though this absorbs with time.

The Inkey List
Serious oil control

Users with very oily skin consistently report this as one of the most effective oil-control products they have tried. Many note all-day mattifying effect.

Strong but not irritating

Despite the 20% concentration, most users report no irritation. However, patch testing is frequently mentioned as important for first-time users.

Better than The Ordinary

Users who found The Ordinary's 10% niacinamide too weak or pilling-prone often prefer this. The gel texture absorbs cleanly.

Can leave white cast if overused

Some users report a white film if they apply too much. The brand addresses this: use less product and follow immediately with moisturizer.

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