Vitamin B3 (also known as niacin) is water soluble vitamin that is part of the B complex group of vitamins (a group of eight individual vitamins which were initially thought to be a singular vitamin B).  The discovery of vitamin B3 is linked with a disease called pellagra (which causes the skin to become red and rough and can ultimately prove fatal).  In the 1900s this disease was nearly epidemic and there were a number of rumours circulating regarding how it was caused.  In 1915 Dr Joseph Goldberger linked the disease with diet.  He added lean meat, eggs, milk or yeast to the diets of some … [Read more...]