| Vegan? Maybe | Vegetarian? Maybe |
Classifications are made based on the available commercial supply of the ingredient, and are made based on the criteria on our classifications page.
Commercially available vitamin k2 may be vegan depending on the source and may be vegetarian depending on the source.
Vitamin K2 is a vitamin found in animal products or fermented foods. It can be produced synthetically, by fermentation, or by extraction from fish meal.
Sources
- https://en.wikipedia.org/wiki/Vitamin_K2
- https://pubchem.ncbi.nlm.nih.gov/compound/Menaquinone-7#section=Methods-of-Manufacturing
- https://nutraceuticalbusinessreview.com/vitamin-k2-organic-synthesis-vs-fermentation-160179
- Jadhav, N., Ajgaonkar, S., Saha, P., Gurav, P., Pandey, A., Basudkar, V., Gada, Y., Panda, S., Jadhav, S., Mehta, D., & Nair, S. (2022). Molecular Pathways and Roles for Vitamin K2-7 as a Health-Beneficial Nutraceutical: Challenges and Opportunities. Frontiers in Pharmacology, 13.
https://doi.org/10.3389/fphar.2022.896920