Diabetes is a metabolic disease that affects millions of people around the world. Medical reports show that there are more than 20 million diabetic patients in U.S. alone. There are treatments for Diabetes, but as yet there is no cure. Diabetic patients may suffer from a range of symptoms and complications. Mild symptoms include: frequent urination (polyuria), frequent hunger (polyphagia) or frequent thirst (polydipsia). Serious complications may lead to heart diseases, blindness, kidney failure or amputations.