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Chapter 10. Nutritional Supplements and Ergogenic Aids

Jack’s new personal training client, Alexi, is a strong believer in the practice of vitamin supplementation. After reviewing her 3-day food diary, which includes her supplement schedule, Jack noted that Alexi is taking megadoses of vitamin A and niacin. Which of the following statements would be the most appropriate for Jack to make in addressing Alexi regarding her supplementation practice?

A. “After looking at your food diary, I realized that you are taking megadoses of certain vitamins. I advise you to stop taking supplements immediately and improve your diet by eating more whole grains, fruits, and vegetables.”

B. “Your food diary revealed that you are taking an amount of vitamins that could potentially lead to health problems. I encourage you to adopt a well-balanced, nutrient-dense diet and discuss your supplementation habits with your physician.”

C. “I realize that you feel strongly about taking your vitamin supplements, but as we have discussed before, you really shouldn’t need to take any supplements if you’re eating a well-balanced diet.”

D. “Unfortunately, we are going to have to postpone our training sessions until you discuss your vitamin supplementation practices with your physician.”

After several months of sticking to his exercise program, Mark informs his personal trainer that he is pleased with his progress and would like to enhance his rate of muscle building by incorporating creatine supplementation into his current program. From the personal trainer’s perspective, which of the following responses to Mark’s inquiry about creatine is the most appropriate?

A. “While some research shows that creatine may enhance muscular performance, it would be best for you to discuss supplementation with your physician prior to taking it.”

B. “Taking creatine supplements is a good strategy as long as you follow the dosage instructions carefully and monitor yourself for any unwanted symptoms.”

C. “Try taking 3 grams of creatine per day for approximately 1 month. If you experience any gastrointestinal discomfort, decrease the dose and contact your physician.”

D. “Inform your physician that I recommend you start a creatine supplementation program and let me know if he or she advises any precautions or limitations for you.”

Ben has just purchased a daily multivitamin supplement per the recommendation of his physician. The label on the bottle carries the United States Pharmacopeia (USP) seal. What does the USP seal mean as it relates to the product in the bottle?

A. This vitamin supplement is regulated by ...

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