The purpose of this randomized double-blinded study is to investigate whether topical Acetyl Hexapeptide-8 can improve oily skin. Up to 15 adult subjects will be recruited. Each half of the face will randomized to receive either topical treatment with AH8 10% Lotion formulated in Cetaphil® Moisturizing Facial Lotion or the placebo vehicle treatment consisting of Cetaphil® Moisturizing Facial Lotion only, at twice daily application for 4 weeks.