Bentonite clay is a fine powder that forms when volcanic ash ages. Bentonite clay adsorbs and absorbs which means it attracts particles, like dirt on your skin and it also takes in a lot of water. Bentonite clay is anti-bacterial and anti-inflammatory.
Bentonite clay absorbs dirt and oil, like sebum, too much of which can cause acne. It helps to clear acne as a result. The anti-bacterial and anti-inflammatory properties may also help your skin heal.