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Ingredient guide
phytic acid
In short
Phytic acid is a gentle exfoliant and metal‑chelating antioxidant that helps brighten the look of uneven pigmentation. It offers mild resurfacing with generally good tolerance.
Reviewed against published evidence · editorially independent · no brand pays for placement
Works for
Tone · Texture
Skin type
Oily · Combination · Sensitive
Best used
Anytime
What it is
Inositol hexaphosphate from plant seed storage; multidentate metal chelator binding iron, copper, and zinc ions that catalyse reactive oxygen species generation in skin; chelation limits tyrosinase activity by competing with copper at the enzyme active site; mild exfoliant activity at low pH; used in antioxidant and tyrosinase-targeting formulations addressing post-inflammatory pigmentation; good tolerance profile and broad formulation compatibility.
Also found as
Related
Where to find it
SkinCeuticals Discoloration Defense
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Common questions
It helps improve the appearance of dark spots by limiting pigment‑forming reactions and providing light exfoliation. It also supports antioxidant protection.
Yes, it’s typically mild and well tolerated, making it a softer alternative to stronger acids.
It appears in serums and peels aimed at brightening and texture refinement. It’s often paired with other pigment‑targeting ingredients.
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Personal guidance only · For clinical concerns, see a dermatologist.