The Ordinary Lactic Acid 10% + HA Ultra-resistant formula specifically developed for

Ultra-resistant formula specifically developed for sensitive skin

Deep-cleans pores & controls excess oil

more refined skin with the Biodance Pore Tightening Collagen Ampoule

and softening rough skin—without getting the skin dry

this cream makes your skin soft and repair your skin Cetaphil Soothing and Comforting Facial Cream emerge as a reliable solution for those seeking hydration

The Ordinary Lactic Acid 10% + HA Ultra-resistant formula specifically developed forLactic Acid 10% + HA is an alpha hydroxy acid solution that offers effective exfoliation targeted at the skins surface. It is supported with purified Tasmanian pepperberry extract, a known anti irritant. This water based serum is ideal for dry skin. The pH of this formula is approximately 3. 8. Lactic Acid has a pKa of 3. 8 and pKa is the most important aspect to consider in formulating with acids. pKa implies acid availability. When pKa is close to