Registered Dietitians May Encourage Patients to Use Specific Herbal Supplements

Registered dietitians may encourage patients to use specific herbal supplements

A) that are less expensive than conventional medications.
B) that they have used themselves and found to be helpful.
C) that are approved by the U.S.Department of Agriculture (USDA) .
D) for which efficacy and safety have been scientifically studied and documented.