OH DAISEY INGREDIENT LIBRARY
Isostearic Acid
Isostearic acid is a branched-chain fatty acid used to improve texture, emulsification, and skin conditioning. It has an established cosmetic safety profile.
OH DAISEY VERDICT
Approved
Evidence level: Strong
Why Oh Daisey rates it this way
Isostearic acid is a branched-chain fatty acid used to improve texture, emulsification, and skin conditioning. It has an established cosmetic safety profile.
What it does
Emollient; Emulsifier; Surfactant
How to read this rating
This rating reflects the Oh Daisey ingredient standard and the evidence currently available for cosmetic use. Product safety can also depend on concentration, exposure route, formulation, manufacturing quality, and individual sensitivity.