Iodopropynyl butylcarbamate (IPBC) is a preservative used in cosmetics, personal care products, household products, paints, cements, and inks. It is effective against yeasts and molds and is non-comedogenic. It is safe in concentrations of less than 0.1% but can be acutely toxic when inhaled.
Effective against yeasts and molds; Non-comedogenic
Suitable for most skin types, except for super-sensitive skin
May cause allergic contact dermatitis, which can lead to redness, swelling, itching, and fluid-filled blisters. May also have adverse effects on the immune system and is suspected to be an environmental toxin. Inhalation toxicity is a concern.
Avoid using products containing iodopropynyl butylcarbamate that can be aerosolized or inhaled. Read product labels carefully and avoid products that contain iodopropynyl butylcarbamate or any of its alternative names. Ask your pharmacist for advice if you have concerns about a product.
It is a water-based preservative agent that comes from the carbamate chemical family.
Safe as a cosmetic ingredient at concentrations less than or equal to 0.1%, but should not be used in products intended to be aerosolized.
Unacceptable
Restricted in cosmetics in Japan and the United States. Classified as a persistent and bioaccumulative toxin. Used in a wide variety of products, including baby care products, body washes and soaps, cosmetics, hair dye, hair styling products, industrial coolants and cooling lubricants, lip balm, lotions and skin care products, paints and stains, shampoos and conditioners, shaving creams and gels, sunscreens, and yard care products.