Final answer:
Whether an over-the-counter nutrition supplement is allowed in sport depends on the ingredients and whether those substances are banned in competition. Athletes should verify ingredients against banned substance lists and be cautious as supplements are not closely regulated, posing potential health risks.
Step-by-step explanation:
If a nutrition supplement is bought from the pharmacy (over the counter), it's legality in sport can vary. Though some nutrition supplements such as protein or creatine are generally considered safe and are allowed in sports, others may contain substances that could be banned by sports governing bodies. Controversies around fitness supplements highlight several issues, which include mislabeling, health problems, and lack of effectiveness. Supplements can harbor dangerous substances like steroids or stimulants not listed on their labels leading to health risks and sanctions in sports. On the other hand, supplements like creatine are widely studied and proven to enhance short-burst energy in muscles without being classified as performance-enhancing drugs.
It is important for athletes to check the banned substance list of their sport's governing body to ensure a supplement is legal for use in competition. Additionally, since dietary supplements are not closely regulated by the FDA, the safety and effectiveness are often not guaranteed, leading to potential health risks.
Ultimately, the responsibility lies with the athlete to ensure compliance with regulations and to consider the health risks associated with any supplement use.