B vitamins are water-soluble vitamins that are important for various bodily processes. They are found in many unprocessed foods, and can also be taken as a dietary supplement. Every day, your body ...

Vitamin E is a fat-soluble antioxidant in many foods. It supports the immune system, helps keep blood vessels healthy, and plays a role in gene expression and cell signaling. There are eight forms of ...

You can get vitamin D3 from sun exposure and meat, such as fish oil and egg yolk. You can get vitamin D2 from plants. Vitamin D is more than just one vitamin. It’s a family of nutrients that shares ...

Vitamin K is the name of a family of compounds with a similar structure. Vitamin K3, also known as menadione, is a synthetic or artificially produced form of vitamin K. Vitamin K3 is a synthetic, ...