The ingredient, explained
Menaquinone-7
MK-7‚1,4-Naphthalenedione, 2-[-2E,6E,10E,14E,18E,22E--3‚7,11‚15‚19‚23‚27-heptamethyl-2‚6,10‚14‚18‚22‚26-octacosaheptaen-1-yl]-3-methyl-,Vitamin K2
Ingredient guide
What it is and what it does
About this ingredient: EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗
- UV filter
- Filters some UV radiation. The ingredient label does not establish a finished product's SPF or UVA protection.
- Antiseborrhoeic
- A technical role associated with controlling sebum production.
- Astringent
- A technical role associated with tightening the skin surface.
- Bleaching
- A technical role associated with lightening hair or skin.
- Skin protecting
- A technical role associated with protecting skin from external factors.
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
We have not yet published a checked study for this exact ingredient. This is a gap in our coverage, not a finding that research does not exist or that the ingredient is ineffective.
Ingredient research is not proof that a product containing this ingredient works.
Follow the formula
Products containing this ingredient
From the wider catalogue. Linked by the ingredient list, without an efficacy ranking.
Names and identifiers
- INCI name on ingredient lists
- MENAQUINONE-7
- CAS registry number
- 2124-57-4
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