Ingredient · dataset v56
Hydrochloric Acid and fungal acne
No known trigger
Why it's not a known trigger
A strong mineral acid used drops-dilute as a pH adjuster and neutralized in the formula; a chloride ion plus water, no carbon chain to eat.
Judged as formulated (neutralized trace), not the lab-concentrate hazards.
Evidence strength
Judged neutral — no trigger evidence
Function
pH adjuster
Also listed as
HCl
Checked products with this ingredient (1)
Product types: Antifungal treatments
Antifungal treatments (1)
Related ph adjuster
- Acetic Acid — No known trigger
- Aminomethyl Propanol — No known trigger
- Arginine — No known trigger
- Citric Acid — No known trigger
- Diisopropanolamine — No known trigger
- Lactic Acid — No known trigger
- Magnesium Ascorbyl Phosphate — No known trigger
- Phosphoric Acid — No known trigger
Sources
EU CosIng database — search the INCI name
Last reviewed: 2026-10-13 (dataset v56).
Questions
Does Hydrochloric Acid trigger fungal acne?
No known trigger: A strong mineral acid used drops-dilute as a pH adjuster and neutralized in the formula; a chloride ion plus water, no carbon chain to eat.
Does Hydrochloric Acid feed Malassezia?
No known link: Hydrochloric Acid 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 Hydrochloric Acid →
Not medical advice: we screen ingredient lists for potential triggers — we never diagnose, treat, or certify products. Dataset v56.