Lactic Acid 10% + HA uv protection Isntree Hyper Retinol EX 1

Isntree Hyper Retinol EX 1

including oily and acne-prone skin

Select a bigger size patch than the problem spot and attach the patch to the spot

With its 4% benzoyl peroxide formula

LA ROCHE POSAY EFFACLAR DUO ACNE SPOT TREATMENT

Lactic Acid 10% + HA uv protection Isntree Hyper Retinol EX 1Lactic 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, which has been shown to reduce irritation and sensitivity that can be associated with acid use. This water based serum is ideal for dry skin types. 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