Aqua
水
Also known as: Water, Purified Water, Eau
What it does
- Base solvent
- Vehicle for other ingredients
Evidence
Strong evidenceUniversal solvent. Almost always first ingredient in water-based products.
Skin types
Well suited for: All
Universal.
Irritation potential
None
Comedogenic rating
0 / 5
Pregnancy
Generally considered safe during pregnancy
Safe.
Good to know
If it's first on the list, the product is water-based. Anhydrous products don't contain it.
Related ingredients
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Analyze a productEducational information only — not medical advice. Always patch test and consult a dermatologist for skin concerns.