01. Vitamin D is manufactured by both plants and animals. Vitamin D3 is particularly found on the skin of animals, as a byproduct of synthesis.
2. Vitamin D is not beneficial in all its forms. Vitamin D2, one of the forms of vitamin D can be toxic to the body. Vitamin D3 is good for the body.
3. You can get vitamin D from fortified foods or as pills. However, vitamin D3 is only available in the form of pills or in liquids. They are rarely found in foods.
4. Supplements for the two vitamins are sourced differently.
5. The D2 form of the vitamin has a shorter shelf life compared to the D3 form.
