Ingredient · dataset v56

Water and fungal acne

No known trigger

Why it's not a known trigger

Plain water: no carbon chain of any kind, so there is nothing here Malassezia yeast can feed on.

The base of most formulas; listed first on most labels.

Evidence strength

Judged neutral — no trigger evidence

Function

Solvent

Also listed as

Aqua, Eau, Purified Water, Mineral Water, Avène Thermal Spring Water, Purified Water USP

Checked products with this ingredient (93)

Product types: Antifungal treatments, Body care, Cleansers, Hair care, Makeup, Masks, Micellar waters, Moisturizers, Serums & Treatments, Shampoos, Sunscreens, Toners

Antifungal treatments (15)

Body care (10)

Cleansers (9)

Hair care (6)

Makeup (2)

Masks (1)

Micellar waters (10)

Moisturizers (10)

Serums & Treatments (12)

Shampoos (7)

Sunscreens (3)

Toners (8)

Related solvent

Sources

EU CosIng database — search the INCI name

Last reviewed: 2026-10-13 (dataset v56).

Questions

Does Water trigger fungal acne?

No known trigger: Plain water: no carbon chain of any kind, so there is nothing here the yeast can feed on.

Does Water feed Malassezia?

No known link: Water is judged with no known trigger. One screened ingredient is not a product verdict — when in doubt, ask a dermatologist.

Is this medical advice?

No. We screen ingredient lists; we never diagnose, treat, or certify products. When in doubt, ask a dermatologist.

Check a full list containing Water →

Not medical advice: we screen ingredient lists for potential triggers — we never diagnose, treat, or certify products. Dataset v56.