Iodopropynyl Butylcarbamate
IPBC is a cosmetic-only preservative. The EU SCCS has restricted concentrations and prohibited use in oral hygiene, lip products, and products for children under 3 (except bath/shower products and shampoos) due to iodine release concerns.
What it is
An iodine-containing carbamate compound used as a preservative against bacteria and fungi.
Not a food preservative; used in personal care products and paints.
Why it's flagged
- contact allergen (sensitizer)
- iodine release
- EU restrictions on use in children's products
What regulators actually say
"Iodopropynyl butylcarbamate is restricted as a preservative in cosmetics; not to be used in oral hygiene and lip-care products, and not in body lotions and creams for children under 3 years."
"SCCS opinion on Iodopropynyl Butylcarbamate concluded restrictions are needed due to iodine intake and sensitization potential."
Regulatory status
United States — FDA
Not a food additive; cosmetic preservative.
European Union — EFSA
Not authorized as food additive; restricted in EU cosmetics under Annex V/Regulation 1223/2009 entry 56.
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