There is no exact dupe for Sarah Chapman London Serum & Treatment Skinesis Skin Tone Perfecting Booster. The nearest formula is 3LAB Perfect C Treatment Serum (59% match), which shares 5 of the original's 8 key ingredients (including Sodium ascorbyl phosphate, Glycerin and Allantoin).













Affiliate links · As an Amazon Associate, WIMJ earns from qualifying purchases.
Our similarity score compares product formulas based on shared active ingredients, hero ingredients, and overall formula composition. A higher score means a more similar formula.
Note: Similarity is based on WIMJ's formula analysis (actives + overall formula similarity). Ingredient concentrations are estimated; products aren't lab-tested. A similar formula doesn't guarantee the same texture or feel.