Zinc PCA
Zinc PCA controls oil at the source by dialing down the enzyme that drives sebum production, while also having mild antibacterial and hydrating properties — a well-rounded choice for oily, acne-prone skin that doesn't need the strength of an acid.
How to introduce it
7x
Starting / week
7x
Target / week
—
Ramp period
6w
Fair to judge by
Rules that don't bend
- Kaolin clay formats are rinse-off — not left on overnight.