16 natural remedies for mental function

Remedy (click for Amazon user reviews)
Side effects
a common drink derived from the camellia sinesis plant

a popular drink made from the camellia sinensis plant

a non-flowering tree with distinctive fan-shaped leaves

the name of a product derived from the bark of the Pinus pinaster tree

a cross between watermint and spearmint

a plant that grows in Asia

a form of water-soluble B vitamin

a hormone produced naturally in the body

a plant that grows in Siberia

a member of the carotenoid family

a fat soluble secosteroid

a herb that originates in North America

a mineral found in both food and the earths atmosphere

a vitamin involved in the metabolism of every cell in the human body

a form of vitamin B6

a naturally-occuring hormone found in the human body