Compare Products: Hyaluronic Acid Serum vs SuperSolutions 20% Niacinamide Serum

Good Molecules

Hyaluronic Acid Serum

Budget
$6 / 30ml — $0.20/ml
The Inkey List

SuperSolutions 20% Niacinamide Serum

Budget20%
$17.99 / 30ml — $0.60/ml

Who It's Designed For

Good Molecules
  • Those who want pure, no-frills hydration
  • Users with sensitive or reactive skin who need minimal ingredient lists
  • Budget-conscious shoppers seeking effective hyaluronic acid
  • People building a multi-step routine who want a clean layering product
  • Those with fungal acne (minimal ingredient list avoids common triggers)
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

Sodium Hyaluronate (multiple molecular weights), Panthenol

The Inkey List

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

Product Composition

35% similarity (6 ingredients in common)

Shared Ingredients
watersodium hyaluronatehydroxyethylcellulosesodium hydroxidephenoxyethanolethylhexylglycerin
Only in Good Molecules (2)
panthenolpropanediol
Only in The Inkey List (9)
niacinamidebutylene glycolsqualanebenzyl alcoholammonium acryloyldimethyltaurate/vp copolymerzinc pcapolysorbate 60dehydroacetic acidsorbitan isostearate

User Feedback Patterns

Good Molecules
Excellent for sensitive skin

Users with reactive, eczema-prone, or post-procedure skin report zero irritation. The minimal ingredient list is the primary reason.

Effective basic hydration

Reviewers consistently describe this as a reliable hydration layer. Works well under other products and does not interfere with subsequent steps.

No-frills expectations

Users who expect more than hydration are sometimes disappointed. This does one thing and does it well.

Outstanding value

The $6 price point is frequently cited as a major positive. Users feel the performance matches or exceeds more expensive alternatives.

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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