Smoothing skin texture, evening tone, and enhancing luminosity, this The Ordinary Glycolic Acid 7% Exfoliating Toner delivers transformative results, leaving your complexion bright, balanced, and luminous Reducing the appearance of lines and wrinkles, this water-based toner ensures your skin stays fresh and youthful, the 7% glycolic acid and Tasmanian Pepperberry derivative-enriched keeping both your skin and scalp healthy, hydrated, and smooth. Note: The plant-derived Tasmanian Pepperberry derivative can vary in colour seasonally, which may cause an apparent colour variation in the formula from time to time. This formula should not be used on sensitive, peeling or compromised skin. Please refer to the additional sun protection notes and other warnings in the provided directions. The pH of this formula is approximately 3.6. Glycolic Acid has a pKa of 3.6 and pKa is the most important aspect to consider in formulating with acids. pKa describes the acidity of a molecule. When pKa is clos