Niacin
Niacin is a water-soluble vitamin necessary for many aspects of health, growth, and reproduction. It is part of the vitamin B complex. Niacin assists in the functioning of the digestive system, skin, and nerves. It is also important for the conversion of food to energy.
Proper intake of niacin keeps the skin healthy. It can also be used therapeutically to control cholesterol levels, maintain proper circulation, and ease inflammation in arthritics.
Niacin is also useful for balancing blood sugar levels, which helps in the prevention of diabetes. Niacin can also be used to stimulate a healthy nervous system, and eases symptoms of depression, anxiety and insomnia.