Answer:
The answer is d. National Institute of Health.
Step-by-step explanation:
Knowing the information about supplements that you include in your daily diet is one of the most important functions of the institute of health due to it helps to control the safety information about all products you consume.
Other reason is that by law since 1994 it is required to define what is a dietary supplement which is basically a product that contains vitamins, minerals or other substances needed in a diet.