Iodopropynyl butylcarbamate
Preservative
Iodopropynyl butylcarbamate is a chemical used to prevent the growth of mold and mildew on surfaces. It's often used in personal care products like shampoos and lotions.
Source: EWG Skin Deep
The concern with iodopropynyl butylcarbamate is that it may cause skin irritation and allergic reactions in some individuals, but it is generally considered safe for use in low concentrations.

Sinobio Paint and Coating Preservatives Iodopropynyl Butylcarbamate CAS 55406-53-6 IPBC 99%
Sinobio Chemistry
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Integrated approaches to testing and assessment as a tool for the hazard assessment and risk characterization of cosmetic preservatives.
Canavez ADPM, de Oliveira Prado Corrêa G, Isaac VLB
2021
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Last updated: May 16, 2026