Match Each Term with Its Definition

Match each term with its definition.
-Chemical,produced naturally in the human body as well as in nature,that is promoted as a product to relieve the pain of osteoarthritis

A) spinach
B) ginger
C) garlic
D) melatonin
E) willow bark
F) echinacea
G) saw palmetto
H) glucosamine sulfate
I) ginseng
J) therapeutic diets
K) stretching
L) positive outlook
M) sleep
N) insomnia