The Ordinary
SAR 45.00
The Ordinary
4.5
Lactic Acid 10% + HA
Lactic Acid 10% + HA is an alpha hydroxy acid solution that offers effective exfoliation targeted at the skin’s 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 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.SAR 45.00
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The Ordinary
Lactic Acid 10% + HA
SAR 45.00
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Reviews
Recent Reviews
12pinapple
5
6/9/2026
This works amazingly for dark spots you have to be consistent
Recommended
Originally posted on sephora.com
sebdermtastic
Verified Buyer
4
6/5/2026
Nice product, too strong for my skin
Was too strong for me, I got it to use on my KP but it ended up triggering my atopic dermatitis so I had to stop using it. I might try the 5% version once my skin heals. Prior to the eczema flare, however, I really like this product
Recommended
Originally posted on sephora.com