Benzoyl peroxide 2.5%, 10% acne products deliver similar amounts into pores -- Neutrogena.
This article was originally published in The Tan Sheet
Executive Summary
BENZOYL PEROXIDE 2.5% AND 10% ACNE PRODUCTS DELIVER SIMILAR AMOUNTS of the active ingredient into skin, Neutrogena researchers reported at a poster session during the American Academy of Dermatology annual meeting in Washington, D.C. Feb. 10-15. "Although [the 10% formula] delivered more benzoyl peroxide into pores than [the 2.5% formula], the amounts were not significantly different," the study authors, D.S. Orth, PhD, et al, stated.