Lactic Acid 5% + HA T5

It is supported with purified Tasmanian pepperberry extract, which is a known anti-irritant. This water-based serum is a practical choice for dry and sensitive skin. Lactic Acid 5 parts per hundred + HA is a mild alpha hydroxy acid solution that delivers gentle yet effective exfoliation targeted at the skin’s surface.

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 optimal balance between salt and acidity, optimizing the delivery of the acid form to ensure it delivers an effective exfoliation that can be used daily. This pH of this formula is approximately 3.8.