HNF 462 1st Edition Lecture 30Outline of Last LectureI. HistoryII. CaffeineIII. Chemical NameIV. Factors Affecting Caffeine MetabolismV. FunctionsVI. Physiological EffectsVII. Effects on the Neural System and BehaviorVIII. Interaction with Macronutrients’ MetabolismIX. ExerciseX. Caffeine is not CoffeeXI. Interaction with MineralsOutline of Current LectureI. Definition II. Commonly ConsumedIII. SalesIV. Supplement Use in AdultsV. Supplement RegulationVI. DSHEA ImplicationsVII. FDA RolesVIII. St. John’s WortIX. ResourcesCurrent Lecture: Dietary Supplements: Who, What, and How?1. Definition of Dietary Supplementa. Product (other than tobacco) that is intended to supplement the dietb. Contains 1+ dietary ingredientsc. Intended to be taken by mouthThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.2. Commonly Consumeda. Vitamins 34%b. Minerals 8%c. Herbs, Meal Replacements, Sports Medicined. Other/Undefinede. Adult females tend to consume more than adult males3. Salesa. Sales have increased, but consumption has remained constantb. Increased pricesc. Likelihood to take dietary supplement increases as you get older4. Supplement Use in Adultsa. Over 30% of the population takes supplementsi. True for whatever population breakdown used (gender, race, age…)b. Adults who use supplements tend to have higher nutrient intake from foods alone; can increase intake about UL5. Supplement Regulationa. 1930s FDA establishes “Vitamin Division”b. 1962 RDAs establishedc. 1973 FDA classified supplements with >150% of RDA as drugs, but this is withdrawnd. 1990 Nutrition Labeling and Education Acti. Required essential nutrient information labelsii. Allowed health claims6. DSHEA Implicationsa. Dietary Supplements recognized and regulatedb. FDA continue regulation of supplementsi. Good manufacturing practicesii. Truth in health claimsiii. No premarket approval requirediv. Prohibited FDA from analyzing food additives to regulate supplements7. FDA Rolesa. Seize misbranded productsb. Remove products with “significant or unreasonable risk of injury or illness”c. Remove products with “imminent hazard to public health/safety”d. FDA must be notified prior to introducing a new dietary ingredient to the markete. Regulates claims of supplementsi. Structure/function claimsii. Nutrient content claimsiii. Health claims; prevention or reduction of diseasef. Document adverse event reports8. St. John’s Worta. Increases liver metabolic enzymesb. Decreases activity of drugsi. Immunosuppressive drugs given to transplant recipients metabolized at a higher rate (transplant may be rejected) 9. Resourcesa. Office of Dietary Supplementsb. Dietary Supplement Ingredient Databasec. Dietary Supplement Label Databased. National Center for Complementary and Alternative Medicine
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