KNES 210 Lecture Notes - Lecture 4: Distilled Beverage, Niacin, Bioavailability

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The human body needs 40+ vitamins and minerals. Best sources are from food (whole foods) Do not provide energy like carbohydrates, proteins and fats. Regulate physiological processes like red blood cell formation, bone development, water/electrolyte balance and metabolism. Many vitamins and minerals have a recommended daily allowance (rda) or. Dietary reference intake (dris) 1995: set of 4 difference reference values healthy persons. Rda (recommended dietary allowances: average nutrient intake sufficient to meet needs of most (97-98%) Adequate intake (ai) used when insufficient data for. Estimated average requirement (ear) meets needs of half of the healthy people. Vitamins are organic, non-caloric micronutrients essential for normal physiological function. 13 essential vitamins: water soluble (vitamin b and c): Vitamin b: thiamin, riboflavin, niacin, pantothenic acid, folate, vitamin b6, vitamin b12, biotin. Vitamin c: fat soluble: vitamins a, d, e, and k. Can be stored in body in fat tissue toxicity is higher than for the water soluble vitamins.

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