Citric Acid
柠檬酸
What it does
- pH adjuster
- Mild exfoliant at high concentrations
- Chelating agent
Evidence
Strong evidenceUniversal pH adjuster. AHA properties only at higher concentrations.
Skin types
Well suited for: All
At standard concentrations, purely a pH adjuster. Not an exfoliant.
Irritation potential
Very Low
Comedogenic rating
0 / 5
Pregnancy
Generally considered safe during pregnancy
Safe as pH adjuster.
Good to know
Almost always used as a pH adjuster, not an active. Don't confuse with a treatment-level AHA.
Related ingredients
Have a product with this ingredient?
Paste the full ingredient list to get a personalized analysis.
Analyze a productEducational information only — not medical advice. Always patch test and consult a dermatologist for skin concerns.