Tag: Sheep s wool

For many decades, vitamin D3 has been commonly sourced from lanolin, a wax-like substance from sheep's wool. This is the case for most Thorne vitamin D products, which are not considered vegan due to their origin from lanolin oils.

Lanolin is a natural, waxy substance secreted by the sebaceous glands of wool-bearing animals to protect their wool from harsh conditions. While a highly purified version is common in skincare, the question remains: **Is lanolin edible** or safe to ingest, and what are the potential risks involved?