As for supporting ingredients, Dr. Reszko recommends looking for humectants like hyaluronic acid and glycerin to help support ...

Famous for its affordability, with most of its products coming in at less than £20, The Ordinary’s glycolic acid costs less ...

Like many active ingredients, glycolic acid is available in different potencies. As a basic rule, the higher the percentage, the stronger the formula, so if you have sensitive skin, it’s worth ...

Because Glycolic Acid is quite potent, overuse or high concentrations can trigger irritation, redness, and unwanted discolouration. The trick is to start with a low percentage (5-8%) and always ...