Hyaluronic acid is used in many different formulations, from serums to toners, and moisturizers to sunscreen. But what is hyaluronic acid? We run through what makes this ingredient such an all-round superstar.
Hyaluronic acid is used in many different formulations, from serums to toners, and moisturizers to sunscreen. But what is hyaluronic acid? We run through what makes this ingredient such an all-round superstar.