There is no exact dupe for Biossance 100% Squalane Oil. The nearest formula is Koh Gen Do Macro Vintage T3 Premium Oil (40% match), which shares the original's only key ingredient (Squalane).
Match % combines shared ingredients, the first five ingredients, shared actives and hero ingredients, irritancy (lower counts in the alternative's favour), texture and body area. Only products in the same routine step are compared.
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Note: Ingredient concentrations are estimated; products aren't lab-tested. A close match doesn't guarantee the same feel.
