THE ORDINARY |LACTIC ACID 5% + HA

Product Description:

Lactic Acid 5% + HA is a mild alpha hydroxy acid solution that offers gentle yet effective exfoliation targeted at the skins surface. It is supported with purified Tasmanian pepper berry extract , which has been shown to reduce irritation and sensitivity that can be associated with acid use. This water-based serum is ideal for dry and sensitive skin. This 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 pH, there is an ideal balance between salt and acidity, maximizing effectiveness of the acid and reducing irritation

How to Use:

Step 1: Prep
Cleanse the skin and prepare it to receive active ingredients.

Step 2: Treat
Address specific skin concerns using targeted formulas. Always check each product's Usage Details to ensure products are compatible in the same routine.

Step 3: Seal
Lock in benefits and support the skin barrier.