Back to Ingredient Dictionary

T-BUTYL BENZOYL PEROXIDE

Description

T-Butyl Benzoyl Peroxide is a potent and specialized skincare ingredient primarily used in the treatment of acne. This compound is a variant of the more common benzoyl peroxide, with enhanced stability and penetration properties. Its molecular structure allows for slower release into the skin, potentially reducing irritation while maintaining efficacy.

As an antimicrobial agent, T-Butyl Benzoyl Peroxide effectively targets acne-causing bacteria, particularly Propionibacterium acnes. It works by releasing oxygen free radicals, which oxidize bacterial proteins and disrupt cell membranes. This action not only kills existing bacteria but also helps prevent new colonization.

Additionally, this ingredient exhibits mild keratolytic properties, assisting in the removal of dead skin cells and unclogging pores. Its lipophilic nature enables it to penetrate sebum-filled follicles, addressing acne at its source.

Typically formulated in concentrations ranging from 2.5% to 5%, T-Butyl Benzoyl Peroxide is found in various acne-fighting products, including cleansers, spot treatments, and leave-on formulations. While effective, it may cause dryness or peeling in some users, necessitating careful integration into skincare routines and potential combination with moisturizing agents.