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Propylene Glycol Mono- and Diesters with BHT and Citric Acid

Low concern

FDA permits propylene glycol mono- and diesters of fatty acids as a direct food additive (21 CFR 172.856) with specified limits. BHT is generally recognized as safe at low levels but has been the subject of debate over potential endocrine and tumor-promoting effects in animal studies at high doses.

Found in

32 products

What it is

A blended food additive consisting of propylene glycol mono- and diesters of fatty acids stabilized with the antioxidants BHT (butylated hydroxytoluene) and citric acid.

Emulsifier and aerating agent in cake mixes, whipped toppings, and shortenings; BHT and citric acid prevent oxidative rancidity of the fatty acid component.

Why it's flagged

Contains BHT, an antioxidant with some animal-study signals for endocrine/tumor-promoting effects at high doses

What regulators actually say

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Regulatory status

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