For other uses of the word, see discursive. Discursive Psychology (DP) is a form of discourse analysis that focuses on psychological themes in talk, text and images.
The vitamins include vitamin D, vitamin E, vitamin A, and vitamin K, or the fat-soluble vitamins, and folate (folic acid), vitamin B12, biotin, vitamin B6, niacin, thiamin, riboflavin, pantothenic acid, and vitamin C (ascorbic acid), or the water-soluble vitamins.
Two types of vitamins are essential for proper bodily function: fat-soluble and water-soluble vitamins. Fat-soluble vitamins include vitamins A, D, E and K, and the digestion of these vitamins is enhanced in the presence of fat. Fat-soluble vitamins are stored within your liver, intestines and fatty tissues of the body. B-complex vitamins and vitamin C are water-soluble.