Chromium Cr Atomic Number: 26 Atomic Mass: 51.996 ____________________________________________________________________________ Human Physiology: - Glucose metabolism and insulin function by glucose tolerance factor (GTF) - Growth, immunology and reproductive functions Source: - Brewers' yeast, whole grains, dairy products, meat, beets, grapes, honey, clams Deficiency: - Impaired glucose tolerance - High cholesterol - Plaque formation Excess: - Bronchial, lung, nasal cancers from hexavalent toxic form from industrial pollution