false because one studies one part of it and in my brain it is false, cause they studied tissues not plants or any type.
The answer is 2 because the other ones dont calculate
<span>FDA has developed these questions and answers (Q & A’s) to help all of consumers, health care practitioners, and the general public understand FDA’s actions regarding weight loss products contaminated with various prescription drugs and chemicals. Many of these products are marketed as dietary supplements.</span>