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Sports Nutrition & the Vegetarian Athlete www.hsenetwork.org
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www.hsenetwork.org Objectives Define vegetarian Discuss types of vegetarian diets List reasons for choosing vegetarian diets Review calorie and nutrient needs List possible vitamin & mineral concerns
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www.hsenetwork.org Define Vegetarian Vegetarianism is the practice of not consuming meat, with or without the use of other animal derivatives, such as dairy products or eggs
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www.hsenetwork.org Types of Vegetarian Diets Vegan – does not eat meat, eggs, or dairy products Lacto-ovo vegetarian – follows vegan diet but eats dairy foods and eggs Lacto – eats dairy foods but no eggs Ovo – eats eggs but no dairy foods
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www.hsenetwork.org Types of Vegetarian Diets Semi-vegetarian Pollo-vegetarian - will only eat chicken and turkey as part of vegan diet Pesco - will only eat fish as part of vegan diet
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www.hsenetwork.org Types of Vegetarian Diets Other types Raw foods – does not eat food heated above a certain temperature Macrobiotic – eats mostly whole grains and beans Fruitarian – eats only fruit, nuts, seeds, and other plant matter that can be gathered without harming the plant
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www.hsenetwork.org Reasons for Vegetarian Diets Health Ecological Religious Spiritual Economical Ethical
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Calorie Needs Athlete calorie needs vary depending on: Body size Body composition Gender Training regimen Activity pattern
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www.hsenetwork.org Calorie Needs Cont… Vegetarian athletes eat mainly plant based foods which are lower in calories Many vegetarians (especially vegans) may have difficulty meeting calorie needs Needs will vary depending on goals of the individual
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www.hsenetwork.org Carbohydrates Main source of energy for athletes Maximizes glycogen stores for energy demands during endurance exercise Sources: grains, cereals, pasta, dairy, fruits and vegetables Recommend 6 to 10 grams/kg of body weight
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www.hsenetwork.org Carbohydrate Content of Foods (grams) Spinach (raw), 1 cup2 Peanut butter, 1 TBSP3 Cabbage (red), 1 cup4 Tangerine, 1 small9 Strawberries, 1 cup10 Skim milk, 1 cup12 Wheat bread, 1 slice12 Cantaloupe, ½ melon22 Grape nuts cereal, 1 oz23 Banana, 1 medium27 Spaghetti (cooked), 1 cup32
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www.hsenetwork.org Protein Protein is made up of amino acids Responsible for building and repairing muscle tissue, producing hormones and assisting with muscle contraction Sources: nuts, seeds, legumes and grains
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www.hsenetwork.org Protein Cont… Recommendations: Endurance athletes: 1.2 to 1.4 grams/kg Strength training athletes: 1.6 to 1.7 grams/kg Vegetarian athletes: 1.3 to 1.8 grams/kg Including a PRO source at each meal is an easy way to meet PRO needs Example: 70 kg vegetarian athlete would require 91 to 126 grams of PRO each day.
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www.hsenetwork.org Protein Content of Foods (grams) ¼ cup almonds7 ¼ cup flaxseed5 ¼ cup soy nuts10 1 cup garbanzo beans15 1 cup pinto beans14 1 cup soybeans29 1 Boca Burger patty13 1 small baked potato w/skin5 1 cup skim milk8 3 oz Halibut18
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www.hsenetwork.org Fat Provides some energy and essential fatty acids Needed for absorption of fat soluble vitamins Choose fats high in mono and poly unsaturated fats such as nuts and nut butters, seeds, avocados, olives, olive oil, and sesame oil
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www.hsenetwork.org Fat Cont… Recommendations: Fat should make up remaining calories in diet after CHO and PRO 20 to 25% of total calories Athletes with high calorie needs may need to consume 30 to 40% of calories from fat Eat a minimum of 2 servings of fat per day from fat- rich plant foods
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www.hsenetwork.org Vitamins & Minerals A vegetarian diet that restricts certain foods may increase the needs for certain vitamins and minerals Calcium Vitamin D Iron Vitamin B 12
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www.hsenetwork.org Calcium Calcium helps build strong teeth and bones Vegans who eliminate dairy foods may be at higher risk for calcium deficiencies Deficiencies in calcium may result in stress fractures and decreased bone density
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www.hsenetwork.org Calcium Recommended calcium requirements: Age 19 to 50 = 1000 mg/day Age 18 or younger = 1300 mg/day Age 50 or older = 1200 mg/day Food sources of calcium include: low fat dairy foods dark green vegetables such as spinach, turnips and collard greens, kale and broccoli fortified tofu, soymilk, and fruit juices Almonds and blackstrap molasses 3 servings of dairy foods or 8 servings of calcium containing plant foods can meet an athletes calcium needs
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www.hsenetwork.org Calcium Content of Foods (mg) Cereal (Total), 1 cup345 Bread (calcium fortified), 1 slice170 Broccoli (cooked), ½ cup45 Turnip greens (cooked), ½ cup100 Rhubarb (cooked), ½ cup235 Figs (dried), 5 each135 Orange juice (calcium fortified), 1 cup285 American Cheese (fat free), 1 slice200 Cow’s Milk, 1 cup300 Almonds, 2 oz150
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www.hsenetwork.org Vitamin D Vitamin D contributes to the maintenance of normal levels of calcium and phosphorus in the blood The body can synthesize vitamin D when skin is exposed to the sun for at least 15 minutes per day
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www.hsenetwork.org Vitamin D Recommended Vitamin D requirements: Males & females Age 14 to 50 = 200 IU/day Age 50 to 70 = 400 IU/day Age 70 and older = 600 IU/day Foods fortified with vitamin D include cow’s milk, some soymilk, some breakfast cereals and margarines
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www.hsenetwork.org Vitamin D Content of Foods (IU) Quaker Nutrition for Women Instant Oatmeal, 1 packet140 Cow's milk, 1 cup100 Orange juice, Vit. D fortified, 1 cup100 Cereal, fortified, 1 cup 40-50 Egg yolk, 1 medium 25
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www.hsenetwork.org Iron Iron is involved in the transport of oxygen in red blood cells and helps regulate cell growth Low iron stores can decrease endurance and lower maximal oxygen uptake Endurance athletes are at a higher risk for iron deficiency due to: Heavy sweating Hemolysis Menstrual blood loses
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www.hsenetwork.org Iron Two sources of iron Heme iron – from meat sources Non-heme iron – from plant sources Heme iron is absorbed more efficiently than non- heme sources Vitamin C can enhance iron absorption when consumed with iron rich foods (i.e, eating legumes with a fruit juice beverage)
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www.hsenetwork.org Iron Vegetarian sources of Iron include Tofu Potato skins and yams Nuts and seeds Most beans and peas Green leafy vegetables Whole grains and enriched breads Raisins
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www.hsenetwork.org Iron Recommended iron requirements: Females Age 14 to 18 = 15 mg/day Females Age 19 to 50 = 18 mg/day Females Age 50 and older = 8 mg/day Males Age 14 to 18 = 11 mg/day Males Age 19 and older = 8 mg/day
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www.hsenetwork.org Iron Content of Foods (mg) Corn flakes, 1 cup8.1 Cheerios, 1 cup10.3 Macaroni, 1 cup cooked2.0 Raisins, ¼ cup0.7 Apricots, 5 halves0.9 Baked potato, medium2.2 Sweet potato, medium1.1 Pumpkin seeds, 1 oz4.2
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www.hsenetwork.org Vitamin B 12 According to the USDA, strict vegetarians and people above 50 are at the highest risk of not getting enough vitamin B 12 B 12 is involved in energy metabolism Helps the body release energy from CHO, PRO and FATS Lack of vitamin B 12 causes poor nerve function, anemia, and fatigue
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www.hsenetwork.org Vitamin B 12 Recommended B 12 requirements: Males & Females Age 14 and older = 2.4 mcg/day Vegetarian food sources of vitamin B 12 include: Dairy foods Eggs Tempeh Fortified foods (cereals, breads, and Red Star Nutritional Yeast)
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www.hsenetwork.org Vitamin B 12 Content of Foods (mcg) Egg (poached), 1 large0.4 Milk, 1 cup0.9 Brie (cheese), 1 oz0.5 Tempeh, 3.5 oz0.4 Red Star Yeast, 2 TBSP8.0
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www.hsenetwork.org Position of the ADA The position statement of the American Dietetic Association (ADA) states, “appropriately planned vegetarian diets are healthful, nutritionally adequate, and provide health benefits in the prevention and treatment of certain diseases” and “can meet the needs of competitive athletes.”
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www.hsenetwork.org Questions?
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