OVERVIEW Evening primrose is a plant native to North and South America. It also grows throughout Europe and parts of Asia. It has yellow flowers wh...

OVERVIEW Branched-chain amino acids are essential nutrients that the body obtains from proteins found in food, especially meat, dairy products, and...

OVERVIEW Cassia cinnamon is a type of cinnamon. It is prepared from the dried inner bark of a certain evergreen tree. In addition to cassia cinnamo...

OVERVIEW Vitamin C is a vitamin. Some animals can make their own vitamin C, but people must get this vitamin from food and other sources. Good sour...

OVERVIEW Panax ginseng is a plant that grows in Korea, northeastern China, and far eastern Siberia. People use the root to make medicine. Do not co...