In addition to a vitamin’s form, many other factors affect absorption. For example, water-soluble vitamins absorb differently than fat-soluble vitamins, and others are stored in the body.

Most such vitamins are fat-soluble, and one's body absorbs them differently than water-soluble nutrients. Vitamins A, D, E, ...

The best time to take fat-soluble vitamins like vitamin D, A, and K is with a meal containing fats. You should take water-soluble vitamins like vitamin C, B12, and B6 in the morning on an empty ...