Ingredient glossary
Tranexamic Acid
INCI: Tranexamic Acid · Also: TXA
A genuinely useful ingredient with real evidence behind it, not hype.
What it does
- brightening
- anti redness
moderate evidenceStudies show topical 2–10% tranexamic acid can improve melasma scores and pigmentation, particularly when combined with other brightening agents or procedures.
On a label: works best above 2%.
Who it's for, and who should skip it
Tends to suit
- pigmentation
- melasma
- post inflammatory hyperpigmentation
Approach with care
- active clotting disorders
- Clogs poresLow
- Irritation riskLow
Pregnancy: Check with your doctor before using during pregnancy or breastfeeding.
Plays well with
This, for every label you own
One ingredient is easy. A full label is where it gets confusing. The Ingredient Decoder reads any product and tells you the honest truth, ingredient by ingredient.
Educational information about a cosmetic ingredient, not medical advice.