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Ostrea Shell Powder
INCI: OSTREA SHELL POWDER
Reviewed by Daisy · Last updated 18 Aug 2026
What Is Ostrea Shell Powder?
Ostrea Shell Powder is a powder obtained from the shells of the Oyster, Ostrea edulis.
Its declared cosmetic function is abrasive.
Source: European Commission CosIng inventory.
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Aminomethyl Propanol
Used to adjust and control the pH of a formulation
Decyloxazolidinone
Functions as a preservative
Disodium Phosphate
“Behind-the-scenes” ingredient commonly used as a buffering agent/pH adjuster
Disteardimonium Hectorite
Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
Versatile polymer widely used in skin care and makeup
Hypochlorous Acid
Naturally occurring oxidizing ingredient
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