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AHA, also known as alpha hydroxy acid, exfoliates skin and improves signs of ageing, dry skin and an uneven skin tone.
Also known as AHA, it exfoliates skin and improves signs of ageing, dry skin and an uneven skin tone.
Synthetic form of glycolic acid used as a pH adjuster and exfoliant.
Oil-soluble exfoliating ingredient that gently helps slough off dead skin cells and unclogs pores, for softer, smoother texture and tone.
BHA, or beta hydroxy acid, is more commonly known as salicylic acid.
This fruit-derived ingredient can serve different purposes in cosmetics, including as an exfoliant (when formulated between pH 3-4) and as a pH adjuster.
An alpha hydroxy acid whose larger molecular size and slower rate of penetration make it the gentlest AHA.
This acid acts as both an antioxidant and alpha hydroxy acid. It also helps stabilise the pH of other AHAs so they can work as exfoliants.
This ingredient is a type of polyhydroxy acid, or PHA, which is chemically and functionally similar to an AHA.
Ingredients such as gluconolactone and lactobionic acid are types of PHA.
This well-known ingredient is the most-researched alpha hydroxy acid (AHA) and helps renew skin’s surface as well as significantly improve its hydration.
Ingredients such as gluconolactone and lactobionic acid are types of polyhydroxy acid (PHA).
Capryloyl salicylic acid is a derivative (ester) of salicylic acid developed by L'Oreal.
This alpha hydroxy acid can be naturally derived from milk or lab-made, and helps skin shed dead cells on the surface so you’ll see fewer wrinkles and discolourations.
This polyhydroxy acid is a natural humectant and has antioxidant ability to complement its exfoliating benefit.
Proven and supported by independent studies. Outstanding active ingredient for most skin types or concerns.
Necessary to improve a formula's texture, stability, or penetration.
Generally non-irritating but may have aesthetic, stability, or other issues that limit its usefulness.
There is a likelihood of irritation. Risk increases when combined with other problematic ingredients.
May cause irritation, inflammation, dryness, etc. May offer benefit in some capability but overall, proven to do more harm than good.
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We have not yet rated this ingredient because we have not had a chance to review the research on it.