Pyrogallol CAS Number: 87-66-1

Description: Pyrogallol, also known as benzene-1,2,3-triol (CAS No. 87-66-1), is a chemical compound used in various applications, including cosmetics. It is a colorless or pale yellow crystalline substance with astringent properties. In cosmetics, it has been utilized for its antioxidant properties and its ability to influence color, especially in hair dyes and skin care products.

Description: Pyrogallol, also known as benzene-1,2,3-triol (CAS No. 87-66-1), is a chemical compound used in various applications, including cosmetics. It is a colorless or pale yellow crystalline substance with astringent properties. In cosmetics, it has been utilized for its antioxidant properties and its ability to influence color, especially in hair dyes and skin care products.

Other Names/Synonyms:
  • Benzene-1,2,3-triol
  • 1,2,3-Trihydroxybenzene
  • Pyrogallic acid
Uses in Cosmetics: Pyrogallol has found application in cosmetics primarily for its role as an antioxidant and its color-modifying properties. It has been used in hair dyes to influence the development of color and in certain skin care products where its antioxidant properties can help protect against free radical damage.

Skin Sensitivities and Allergies: It's important to note that Pyrogallol has the potential to cause skin sensitivities and allergies, particularly in individuals with sensitive skin. Prolonged or excessive exposure to Pyrogallol can lead to skin irritation, redness, and even contact dermatitis. Given its potential to cause skin reactions, individuals with sensitive skin should exercise caution when using products containing Pyrogallol.

Other Risks Associated with Use: Apart from its potential for causing skin sensitivities, Pyrogallol is known to be highly toxic when ingested or when it comes into contact with mucous membranes. In cosmetic products, it should be used with care and adhere to strict safety guidelines to prevent harm.

California Ban (Assembly Bill No. 496): As of the recent legislation in California, commencing January 1, 2027, the use of Pyrogallol in cosmetic products will be prohibited. Assembly Bill No. 496 expands the list of banned cosmetic ingredients to enhance consumer safety. This legislative action reflects growing concerns over the safety of Pyrogallol and other specified ingredients in cosmetic products.

This ban aligns California with stricter safety standards in the cosmetics industry, demonstrating a commitment to protecting consumers, especially those with sensitive skin. Cosmetic companies must ensure compliance with this new regulation and remove Pyrogallol from their products by the specified date to meet the evolving regulatory landscape and ensure consumer safety.


How safe is it?

Hang tight. We're thinking.