Diabetes occurs when the body does not produce insulin, a hormone that is needed to convert sugar, starches and other food into energy for daily life requirements. It is still a mystery the cause of diabetes although genetically and environmentally influence such as not enough exercise and obesity play a role.
Many of the vitamins like Vitamin B complex, Thiamine or Vitamin B1 and Pyridoxine or Vitamin B6 are great controller of diabetes. Other vitamins like vitamin C and vitamin E also works great in controlling diabetes. Have a look on the benefits how they can help you controlling your diabetes.