Grapefruit seed extract

A natural antibacterial, antimicrobial, & antifungal compound which can be used as an effective preservative in cosmetics and foods.
Acne can be caused by bacterial infections. GSE reduces bacterial growth, and its astringent nature dries up glandular secretions, reducing the opportunity for bacteria to breed. It also helps open pores, keeping them clean and unclogged, thus reducing blackhead and pimple formation.