Which substance is considered to be a proven ergogenic aid that increases athletic performance?

Out of the following given choices;

A. Salt tablets

B. Bee pollen

C. Carnitine

D. Coenzyme Q10

E. None of the above

The answer is D. (none of the above). These elements are found naturally in nature and in our bodies. Coenzyme Q-10 and carnitine are found naturally in our bodies while bee pollen and salt are found naturally in our environments. Therefore, it is implausible to consider them ergogenic substances