The ingredient, explained
Zinc Carbonate
A primary study examines this ingredient in the specified preparation and setting.
Ingredient guide
What it is and what it does
Zinc carbonate -CI 77950-
About this ingredient: EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗
- Opacifying
- Makes a product less transparent.
Function definitions: European Commission ingredient function definitions (SCCNFP/0299/00, pages 16 to 20) ↗
Registry functions describe possible formulation roles, not results for a finished product. A dictionary entry is not an approval or a safety assessment.
A closer look
What the research shows
Human research on a combination
Regimen reduced shedding, increased hair counts and improved scalp barrier/biomarker measures versus control shampoo.
What this does not tell us
Six-ingredient mixture plus leave-on regimen. No isolated zinc-carbonate effect; sample not in abstract. Normal scalp with self-perceived thinning.
Sources for this summary. PubMed 34424558 ↗
Research review checked Oct 1, 2026
Bounded review of local candidates, exact-name indexed primary journal/PubMed safety and topical searches; not a systematic review.
Ingredient research is not proof that a product containing this ingredient works.
Read the 1 selected study
Human research on a combination
Scalp application of antioxidants improves scalp condition and reduces hair shedding in a 24-week randomized, double-blind, placebo-controlled clinical trial. ↗
International journal of cosmetic science · 2021
Follow the formula
Products containing this ingredient
From the wider catalogue. Linked by the ingredient list, without an efficacy ranking.
Names and identifiers
Registry identity
Zinc carbonate -CI 77950-
- INCI name on ingredient lists
- ZINC CARBONATE
- CAS registry number
- 3486-35-9
- EC number
- 222-477-6
Sources for this ingredient record
- EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗ · ODbL 1.0 (Open Beauty Facts database) · Recorded Aug 8, 2026