SODIUM HYDROXIDE

Written by Sarah Corwin — May 05, 2023

Rating: GOOD

What is it doing: It is a highly alkaline ingredient that is used safely in small amounts in cosmetics to establish and hold the pH of a product.

Found in: NIGHT CREAM, BLACK SERUM, DAY CREAM (MARINE, FROSTY SUMMIT, TEMPERATE, TROPICAL CLIMATES), HYDRATING BALANCER (HUMID CONDITIONS), HYDRATING BALANCER (ARID CONDITIONS), BOTANICAL REVERSAL MASK, ROSE MOISTURE MASK