NHM 315 1nd Edition Lecture 8Outline of Last Lecture I. Chapter 10Outline of Current Lecture II. Chapter 10 ContinuedCurrent Lecture Dietary Supplements use:-60-85% if elite athletes reportedly use dietary supplements-70% of adolescent athletes-Most Popular:-Energy drinks-Calorie replacement beverages-Protein powders-Creatine-MVI-Vitamin CDietary Supplements-Regulations in the US are minimal -1994 dietary supplement health and education act-May contain banned substances-Except for creatine, most have not been well studied in athletes-Few have been shown to enhance performance-No substitute for disciplined training and proper dietConsiderationsThese 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.-Guide Athletes -Legality-Ethics-Purity-Safety-EffectivenessEvaluating Dietary Supplements-Is it safe?-Check the FDA website-Is the Supplement effective?-Review scientific literature-Is the supplement free from contamination?-NSF or Consumer Lab certified Understanding a dietary supplement label-Serving size-Amount-% daily value-Ingredient list-Additional information-Health and structure/function claims-Proprietary BlendVitamin and Mineral Supplements-Most widely used supplement by athletes-Benefits depends on dietary intake-If diet is adequate in nutrients, supplementation will not improve performance-May be beneficial to offset a dietary deficiency Amino Acid and Protein Supplements-Can consume enough protein from food-Supplements may be convenient-Not more or less effective for increasing muscle mass than food proteins-Some studies have shown more benefits then others-Whey-Casein-SoyCaffeine-Energy drinks-45% of collegiate athletes consume energy drinks-Monster and Rockstar rebranding as beverage-Caffeine is not a nutrient -Caffeine does not provide energyVitamin C/E-Antioxidants-Free radical production increases aerobic exercise-Mixed results, more research neededLet’s compare supplements to food-Amplified recovery fuel by GNC-Low fat Chocolate