What Is It?
Sulfur may help dry and peel the skin as well as reduce acne bacteria.
Low-medium side effects and adverse reactions
Acne.org's Real World Take
Due to its antimicrobial properties and ability to absorb skin oil and dry out the skin, sulfur has been used for thousands of years for various skin conditions, including acne. However, it is normally reserved for noninflammatory acne (whiteheads and blackheads), because it doesn't work as well as other over-the-counter medications for inflammatory acne (papules and pustules).