The various forms of vitamin K are all fat-soluble molecules, each with the same methylated naphthoquinone ring structure. The two main forms of vitamin K are vitamin K1 and vitamin K2.

Our top picks for the best vitamin E capsules. Find which is best for your skin, eye, and heart health, which is the most ...

Find out the differences between water-soluble vitamins and fat-soluble vitamins, and discover the types, sources, benefits, and how they may affect health.

At the present time it is certain that vitamin D, if not actually a member of this group, is closely related to one, and it is extremely probable that vitamin A, or the fat-soluble growth ...

Vitamins are essential for normal growth and development and healthy maintenance of cells, tissues and organs. They are classified as either water-soluble or fat-soluble.

Best Time To Take Specific Vitamins There are 13 vitamins that are considered essential for your health. These vitamins are split into two categories: water-soluble and fat-soluble.

What Is Vitamin K? Vitamin K is a group of fat-soluble vitamins that share similar chemical structures.

Vitamin D supplements are generally in your system after 4 to 12 weeks. Learn more about the importance of consistent supplementation to sustain results.

The body needs vitamin E to function, making it an essential vitamin. It is fat-soluble, meaning that it requires fat from the diet to be properly absorbed. Vitamin E is mainly stored in the liver ...

Vitamin D is a fat-soluble nutrient our bodies need for building and maintaining healthy bones and serves many other important health functions.