The ingredient, explained
Calcium Lactate
A published expert safety assessment covers this exact ingredient.
Ingredient guide
What it is and what it does
Calcium dilactate
About this ingredient: EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗
- Astringent
- A technical role associated with tightening the skin surface.
- Buffering
- Helps resist changes in a formula's pH.
- Keratolytic
- A technical role associated with removing cells from the outer skin layer.
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
Safety assessment
Common lactate salts judged safe in consumer cosmetics up to 10%, final pH at least 3.5, with sun-sensitivity precautions.
What this does not tell us
Dated group AHA assessment with read-across, not calcium-lactate-specific benefit. Salon conditions differ. Local melasma trial used calcium lactate as placebo, not efficacy intervention.
Sources for this summary. DOI 10.1177/109158189801700101 ↗
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
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
Calcium dilactate
- INCI name on ingredient lists
- CALCIUM LACTATE
- CAS registry number
- 814-80-2
- EC number
- 212-406-7
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