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what are the 6 classes of nutrients
- Carbohydrates
- Lipids
- Proteins
- Vitamins
- Minerals
- Water
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compounds found in plants that provide health benefits apart from any nutrient contribution
Phytochemicals
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compounds found in animal foods that provide health benefits apart from any nutrient contribution
Zoochemicals
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foods that have a potentially beneficial effect on health apart from nutritional benefits
Functional foods
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5 essential carotenoids
- Lutein
- a- carotene
- b- carotene
- zeaxanthin
- lycopene
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flavnoids
- found in copious amounts on plants
- are antioxidants and allerigc and anti viral
- also anti cancer
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bolsters cellular antioxidant defenses
Supports maintenance of the eyes and heart health
Found in coffee beans, fruit, oats, potatoes, and soybeans
Phenolic Acids
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supports menopausal health
Maintenance of bone
Immune health
healthy brain function
maintenance of heart health
Phytoestrogens
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Phytosterols
Lower LDL Cholesterol by preventing absorption
Stanols and Plant Sterols
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Supports maintenance of heart, immune, and difestive health
May enhance detoxification of undesirable compounds
Sulfides/ thioles
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foods created for functional and other health benefits
Functional Foods
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set standards for food labels
Nutritional Labeling and Education Act of 1990
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a claim on food product that directly or by implication characterizes the level of nutrient in the food
Nutrient content claims
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for a product to be reduced it must contain ____ percent less of a nutrient or energy than the regular product
25 percent
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the rate and extent to which therapeutic moieties of a compund are absorbed and become available at the intended site of action
Bioavailability
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Can this compound achieve health benefits at reasonable concentrations
Efficacy
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involves all aspects of fueling individuals before, during and after training and competitiion
Sports Nutrition
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creatine phosphate to depletion
2-7 seconds
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lactate to depletion
1-3 minutes
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aerobic glycolysis to depletion
3-20
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distribution of Carbohydrates
5-10 g per kg of body weight
-
protein RDA
1.2-1.8 g per kg body weight
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when _____ depletion occur, it is almost impossible to continue exertion
Glucose
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what type of foods increase glycogen synthesis
Foods with a high glycemic index
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recommended protein intake for strength athletes
1.4-1.8 g per kg of body weight
-
recommended protein intake for endurance athletes
1.2-1.6 g per kg of body weight
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low blood hemoglobin for a short time
Adaptive, temporary response to endurance activity
Does not require supplementation
Sport Anemia
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Iron Recommendations for Athletes
- Blood test should guide the decision depends on the individual
- Physically active young women may need supplements
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how much more active is muscle heat when the person is active
15-20 minutes
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sweat to kcal ratio
1 liter per 600 kcalories of heat
-
above normal body temperature
Hyperthermia
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a below normal body temperature
Hypothermia
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derived from male sex hormone
use is banned
risks associated with use
Anabolic steroids
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