The Client Asks the Nurse How to Tell the Various

The client asks the nurse how to tell the various strengths of an herbal supplement.The nurse responds:

A) "There is no need to check strengths.All products in the United States are standardized."
B) "There is no way to compare strengths of any herbal products in the United States."
C) "Look for a label with an NSF or United States Pharmacopoeia (USP) certification, which will indicate that the strengths are equal."
D) "If the herbal supplement is standardized, you can compare the amount of active ingredient in different products."