520 likes | 1.39k Views
Workout Supplements. are they worth the money?. Introduction. Supplements can cover anything from multivitamins to protein supplements. As of 2006, 53 percent of Americans use some form of supplement (Park, 2011).
E N D
Workout Supplements are they worth the money?
Introduction • Supplements can cover anything from multivitamins to protein supplements. • As of 2006, 53 percent of Americans use some form of supplement (Park, 2011). • Ergogenic aids are supplements or products used to enhance energy production and provide athletes with a competitive advantage (Ahrendt, 2001).
Protein Supplements • Claims for Use- To enhance muscle repair and growth. • Forms- Whey and casein are the most popular (ACE, 2010). Can be purchased in shakes, bars, bites, and powders. • Research- Athletes require 1.4 g of protein per kilogram of body weight daily Some studies have found benefits of protein supplementation Probably not needed for people who consume adequate amount of protein (Etchevverry, 2011) (General Nutrition Centers Inc., 2014)
Amino Acid Supplements • Branched- Chain Amino Acids (BCAA)- leucine, isoleucine, valine • Claims for Use- BCAA are claimed to enhance endurance by delaying onset of fatigue May prevent muscle catabolism, facilitate muscle repair, and increase lean mass ( • Forms- Powder and capsule • Research- May provide fuel for endurance activities (Academy of Nutrition and Dietetics, 2013) Leucine may increase the rate of muscle protein synthesis (ACE, 2010) • Glutamine • Claims for Use- Increase strength, speed recovery, and prevent over training • Forms- Powder, capsules, chews • Research- Research has failed to find a performance- enhancing benefit to glutamine supplementation (ACE, 2010).
Claims for Use- Helps burn fat, increases energy, and enhances athletic performance(Academy of Nutrition and Dietetics, 2013) • Forms- Beverages, tablets, pre-workout powder • Research- Research findings on athletic performance and caffeine are very clear Benefits are stronger in non-users than chronic users (ACE, 2010). Fat burning does not increase(Academy of Nutrition and Dietetics, 2013) Caffeine/ Pre-workout supplements Harvard University Drug and Alcohol Peer Advisors, 2011)
Creatine • Claims for Use- Increases strength and improves performance in high intensity exercises • Forms- Powder and tablet • Research- Increases athletic performance in short bursts of exercise (ACE, 2010) Does increase strength gains with exercise Not everyone responds to creatine (Academy of Nutrition and Dietetics, 2013). (General Nutrition Centers Inc., 2014)
AAS are all derivatives of testosterone • AAS are used to increase muscle strength and lean muscle mass. • Using AAS for these reasons is illegal. • There are many harmful side effects (Ahrendt, 2001). Anabolic-androgenic steroids (AAS)
Sports drinks • Sports drinks are flavored beverages that contain carbohydrates and electrolytes • Can be useful when exercise session exceeds 60 minutes in duration (SCAN, 2009). • May deliver unnecessary calories and excess sugar depending on the brand Gatorade Inc., 2014 The Coca-Cola Company, 2014
Cost of ergogenic aids and supplements • The cost of supplements can vary greatly depending on brand and where you purchase the product. • All of these product prices were found on the GNC website for the Optimum Nutrition brand. General Nutrition Centers Inc., 2014
Safety concerns Researching companies and proper dosage
Supplement Regulation • Do your research before starting a supplement! • FDA does not regulate supplements the same as food or drug products. • The manufacturer does not need FDA permission to market a product. • The manufacturer is in charge of ensuring the product is safe (FDA, 2014).
Ensuring Proper Dosage • Always check other resources other than the product label for correct dosage. • Medline Plus or other credible sources can be used to find information on dosage. http://www.nlm.nih.gov/medlineplus/druginfo/herb_All.html • If you are unsure consult with your physician!
Disclaimer • All information is intended for your general knowledge only and is not a substitute for medical advice or treatment for specific medical conditions. Should you have any health care-related questions, please call or see your physician or other health care provider promptly.
references • The Academy of Nutrition and Dietetics. (2013). Supplements and ergogenic aids for athletes. Retrieved from http://www.eatright.org/Public/content.aspx?id=7088 • Ahrendt, D. (2001). Ergogenic aids: Counseling the athlete. American Family Physician, 63(5), 913-923. Retrieved from http://www.aafp.org/afp/2001/0301/p913.html • American Council on Exercise. (2010). Ace personal trainer manual . (4th ed.). San Diego, CA: American Council on Exercise. • The Coca -Cola Company. (2014). Poweradeproduct info. Retrieved from http://www.us.powerade.com/ • Etcheverry, P. (2011). Protein supplements: The good, the bad, and & the ugly. Retrieved from http://www.healthandwellness.kaplan.edu/articles/nutrition/Protein Supplements.html • Food and Drug Administration. (2014). Tips for dietary supplement users. Retrieved from http://www.fda.gov/Food/DietarySupplements/UsingDietarySupplements/ucm110567.htm
References • Gatorade Inc. (2013). Nutrition facts. Retrieved from http://www.gatorade.com/products/g-series/thirst-quencher • General Nutrition Centers Inc. (2014). Gnc live well. Retrieved from http://www.gnc.com/Shop-By-Brand/shop.jsp?page=1&f=PAD/Brands/Optimum Nutrition&categoryId=3703232 • Gonzalez, A., Walsh, A., Ratamess, N., Kang, J., & Hoffman, J. (2011). Effect of a pre-workout energy supplement on acute multi-joint resistance exercise . Journal of Sports Science and Medicine, 10, Retrieved from http://eds.b.ebscohost.com.lib.kaplan.edu/eds/pdfviewer/pdfviewer?sid=f41feadc-4325-40e9-8d02-00f76b9a2fe2@sessionmgr110&vid=3&hid=102 • Park , M. (2011). Half of americans use supplements. . Retrieved from http://www.cnn.com/2011/HEALTH/04/13/supplements.dietary/index.html • Sports, Cardiovascular, and Wellness Nutrition (SCAN). American Dietetic Association, (2009). Exercise hydration