NUTR 1010 Lecture Notes - Lecture 6: Vitamin, Neural Tube Defect, Vitamin A Deficiency
29 Sep 2017
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Transported into the intestinal cells using facilitated diffusion or active transport. Are absorbed into intestinal cells via active chylomicrons. Transported in the body bound to blood proteins. Transported in the body as lipoproteins or bound to transport proteins. Finding vitamins in foods (diagram: grain products b, vegetables and fruit b, c, a, e, k, oils e, milk and alternatives a, d, b, meat b, a, d, k. What b vitamins have in common: they are co-enzyme vitamins, all involved with enzyme activity, burning carbohydrate, fat and protein, they act as co-enzymes for energy metabolism. Introducing the b vitamins: bi (thiamin, b2 (riboflavin, b3 (niacin, b5 (pantothenic acid, b6 (pyridoxine, b7 (biotin, b9 (folate or folic acid, b12 (cohalamin) Where can we find them: not just in supplements, grains (b1, b2, b3, b6, vegetables and fruit (b2, b6, folate, milk (b2, b12, meats (b1, b2, b3, b12, folate, b12 can only be found in animal based products.
