The Inkey List
2 active ingredients identified. Active ingredients are science-backed compounds with proven efficacy.
No pricing data available yet for The Inkey List Retinol Serum
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Matches are ranked using INCI-level ingredient analysis. Grade A/B indicates the top 3 active ingredients match and the overall formula similarity is high. Active Match % measures shared science-backed actives. Formula Similarity % measures total ingredient overlap.