Polyglyceryl-4 Caprate
Polyglyceryl esters of fatty acids (the broader class, E475) are authorized food emulsifiers with established ADI. The specific polyglyceryl-4 caprate is more common in cosmetics; toxicity data show it is well tolerated.
What it is
A non-ionic emulsifier formed from polyglycerol (4 units) esterified with capric (decanoic) acid.
Surfactant and emulsifier; used primarily in cosmetics. Polyglycerol esters of fatty acids (E475) are food-approved.
Why it's flagged
- primarily cosmetic use
What regulators actually say
"Polyglycerol esters of fatty acids may be safely used in or on food in accordance with the conditions prescribed."
Regulatory status
United States — FDA
Polyglycerol esters of fatty acids approved under 21 CFR 172.854.
European Union — EFSA
E475 polyglycerol esters of fatty acids authorized; ADI not specified (acceptable).
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