Medik8 Crystal Retinal Dupes & Cheaper Alternatives
What Reddit recommends instead — 85 products with similar benefits · Analyzed 95 threads · Updated August 10, 2026
For Redness / Irritation
For Acne
For Anti-Aging
For Texture / Pores
More alternatives

The Ordinary
Ascorbyl Glucoside Solution 12%Stable, non-stinging ascorbyl glucoside 12% serum
4 shared traits·36 mentions
3.5
The Ordinary
Magnesium Ascorbyl Phosphate 10%Stable, water-soluble MAP form is less irritating than traditional L-AA vitamin C
4 shared traits·7 mentions

Mad Hippie
Super A SerumLight retinol concentration — friendly intro to retinoids for sensitive skin
4 shared traits·4 mentions

The Ordinary
Alpha Arbutin 2% + HAIncludes 2% alpha arbutin plus HA for hydration and a mild exfoliant for better penetration
3 shared traits·65 mentions
3.4
Geek & Gorgeous
C-GlowPowerful 15% L-ascorbic acid formula — ideal for those wanting pure vitamin C
3 shared traits·54 mentions
4.6
BYOMA
Hydrating SerumPopular non-irritating hydration boost with ceramides to support skin barrier
3 shared traits·39 mentions
4
The Ordinary
Vitamin C Suspension 23% + HA Spheres 2%High 23% L-ascorbic acid concentration for serious brightening
3 shared traits·38 mentions
2.6
The Inkey List
15% Vitamin C And EGF SerumContains 15% vitamin C plus azelaic acid for enhanced hyperpigmentation targeting
3 shared traits·14 mentions
3.6
Hydrating peptide-focused serum that complements dry skin routines
3 shared traits·12 mentions
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