Is Vitamin D3 vegan?
Depends on the brand
Depends — most D3 is from sheep wool lanolin, but lichen D3 is vegan.
Also listed as: cholecalciferol
Key facts
- Verdict
- Depends on the brand
- Category
- Supplement
- Also listed as
- cholecalciferol
- Best swap
- Lichen D3
Why
Cholecalciferol is usually extracted from lanolin in shorn wool. Lichen-derived D3 is chemically identical and clearly labelled as vegan; D2 (ergocalciferol) from yeast is always vegan but slightly less effective.
What to check on the label
- "Vegan D3" or "from lichen"
- D2 / ergocalciferol on the label
- Fortified plant milks
Swap it for
Lichen D3Vitamin D2UV-exposed mushrooms
Questions people ask
Is lichen D3 as effective?
Yes, it is the same molecule and raises blood levels the same way.
Do vegans need to supplement?
In winter above roughly 37° latitude, everyone benefits — vegan or not.
More supplement checks
Reviewed 2026-09-17 by the Veg.ac editorial team · Free to reuse under CC BY 4.0 with a link back.