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PROPYL GALLATE Anti-Oxidant
Propyl gallate can be found in mayonnaise, dried meats, chicken soup and gum, as well as hair-grooming products and adhesives. Some scientists believe that propyl gallate is an “endocrine disruptor (PDF),” meaning it can interfere with humans' hormones.
Propyl Gallate currently is used as an antioxidant in a reported 167 cosmetic products at maximum concentrations of 0.1%. Propyl Gallate is a generally recognized as safe (GRAS) antioxidant to protect fats, oils, and fat-containing food from rancidity that results from the formation of peroxides.
The safety of Propyl Gallate has been assessed by the Cosmetic Ingredient Review (CIR) Expert Panel. The CIR Expert Panel evaluated the scientific data and concluded that Propyl Gallate was safe in the practices of use in cosmetics and personal care products at concentrations less than or equal to 0.1%.
Propyl gallate, or propyl 3,4,5-trihydroxybenzoate is an ester formed by the condensation of gallic acid and propanol. Since 1948, this antioxidant has been added to foods containing oils and fats to prevent oxidation. As a food additive, it is used under the E number E310.