Week 9 - Supplement overview Flashcards
What is a dietary supplement?
a product taken by mouth that contains a dietary ingredient that is intended to supplement the diet.
What are the types of forms that supplements come in?
- Enriched foods (vitamin boost bread)
- Functional foods (fruit smoothie or immune support yoghurt)
- Sports foods (Powerade/gels/whey)
- Single or multiple nutrient/mineral foods (vitamin C, omega-3, multivitamin)
What are some potential reasons for using supplements?
to aid recovery from training (71%)
for health (52%)
to improve performance (46%)
to prevent or treat an illness (40%)
to compensate for a poor diet (29%)
Other reasons include: financial gain, “just in case” insurance policy, if other competitors are taking it…
What are the 4 costs of using supplements?
Financial costs
Health consequences
Performance impairment
Drug test failure
What are the 4 benefits of taking supplements?
Performance enhancement
Health benefits
Insurance policy against bad performance or competitors get edge
Free samples
What organization is behind world anti-doping?
WADA (World Anti-Doping Agency)
Why were anti-doping regulations developed?
to promote fairness in sport and to protect the health of the athlete
What are the criteria for an effective supplement?
- Does it reach the target tissue?
- Does it increase target tissue concentration of this substrate/compound?
- Whether an increase in concentration has a beneficial effect on normal biochemical or physiological function during exercise?
- Does the increase in concentration have a beneficial effect on exercise capacity or fatigue development?
What are the 4 risks of supplement use?
- Contamination: poor quality control in manufacturing and storage may result in undeclared prohibited substances
- Absence or lower than declared levels of substance/supplement (“actives”)
- Presence of undeclared doping agents (steroids)
- Harmful to health/performance
