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.
Selenium is the only trace metal that is an antioxidant. Vitamin E, vitamin C, and Î²-carotene (pro-vitamin A) are the only antioxidant vitamins. Vitamin C is the only water-soluble antioxidant vitamin, whereas other antioxidant vitamins are fat-soluble. These vitamins are found in many different foods (Table 15.3).