Transcript Commercial sport fluids, foods and supplements

COMMERCIAL SPORT
FLUIDS, FOODS AND
SUPPLEMENTS
KNOW WONDER LEARN
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What do we know about sport supplements?
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What do we wonder about sport supplements?
HOW IT ALL BEGAN….
Gatorade - 19_____s
 Powerbar - 19_____s
 Gels -19_____s
 EXPLOSION in the industry
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In 2010 the USA had ______ billion dollars in sales
SUPPLEMENTS: THE FACTS
Some performance supplements can ________
athletes achieve peak performance
 Poor regulation in supplement industry leads to:
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Marketing type
 Exaggerated or completely invents unproven benefits
 Supplement practices not based on sound science
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Have left athletes confused and at risk
Money is being wasted on things that do not work
 Being distracted away from factors that can really
enhance health, recovery and performance
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____________________________________________!!!
SUPPLEMENT CATEGORIES
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_________________________________
Practical/ convenient***
 Contains ___________ found in ___________________
 Sports drinks, bars, gels, liquid meal replacements
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_________________________________
Vitamins/ minerals****
 Maybe necessary due to deficiency
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_________________________________
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Contain nutrients or food components in large amounts
Reported to affect exercise metabolism and biochemistry
1-3% performance enhancement
Lack of research = unsafe
Not for under 18 years
SPORTS DRINKS: CARBOHYDRATEELECTROLYTE DRINKS
Balanced ______ and ______
 Designed for:
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___________ and ___________ during exercise
 __________ delivery of fluid and fuel
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Composition:
4-8% ___________________ (preferably mixed)
 Large amounts of _____________
 Other _________________ (magnesium, potassium,
calcium)
 Protein or amino acids are not necessary
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No benefit of drinking sports drinks outside of
sports – Just __________________________
Marketing Brilliance…
Prime. Perform. Recover.
HOW DOES THIS WORK?
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The G Series….
1. “Prime”
• 25 g Carbs – __________________________
• Vitamin B
2. “Performance”
• Sugar – _______________________________
• 210 mg Sodium – ______________________
• 55 mg Potassium – _____________________
3. “Recover”
• 14 g Carbs
• 16 g Protein
SPORTS BARS
Major role: concentrate form of ______ to meet
fuel needs for pre, during, and post exercise
 Composition:
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CHO
 Protein
 Fortified with vitamins and minerals
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Portable and convenient
 Good for encouraging fueling around exercise
 Highly digestible
 Often overused
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ERGOGENIC AIDS
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Ergogenic aids are used by some
athletes to:
 Improve physical appearance
 Prevent and/or treat injuries,
illnesses, or disease
 Cope with stress
 Increase athletic potential
 Bridge the “genetic gap”
Three types of Ergogenic Aids:
1. _______________________
2. _______________________
3. _______________________
ERGOGENIC AIDS
 Nutritional
supplements include:
 Vitamins and minerals
 ____________ and amino acid
supplements
 Carnitine
 Creatine
 Caffeine
MULTIVITAMINS AND MINERALS
Energy requirements are high but lots of chances
to take in with _________________
 Situations where supplements may be needed:
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Long periods of travel
 Energy restriction or weight loss
 Fussy eaters
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Commonly used to provide a _____________
 False sense of security
 Not a replacement for poor ________________ and
___________________
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PROTEIN POWDERS
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Useful if no practical way to consume
sufficient food
Very _________________
Very large amounts of protein and little
other nutrients (________ g/serving)
No more or less effective than food for
building muscle mass
Other alternatives:
 Homemade fruit smoothies
 Liquid meal supplements
 20 g of skim milk powder added to
regular milk
CARNITINE
 Carnitine
is advertised as a “___________”
that claims to:
 Decrease __________ production
 _________________
 Delay fatigue
 Spare ___________
 Induce loss of body fat
 Enhance aerobic and anaerobic capacity
 Experimental data has __________ to
support these theories
CREATINE
Creatine is an oral supplement
that claims to increase:
 Phosphocreatine storage in
muscle
 _______________________
 _______________________
 _______________________
 Effectiveness of creatine
supplement still unclear
 More studies need to be
conducted on the _________ of
long-term use
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CAFFEINE
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Regularly consumed by ______ adults
Found in coffee, cola, energy drinks,
specialized sports foods and
supplements
Generally safe compound in low to
moderate amounts
Greater risk in children
Evidence suggests caffeine increases
performance during prolonged
endurance and intense ____________
exercises
 ___________________________
 ___________________________
NOW LETS LOOK AT SOME SAMPLES:
Name of product
 What category
 Try to determine ingredients
 Why someone would take it
 Would you take it? Why or why not?
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NEXT CLASS:
The Illegal Performance
Enhancements