HI Thank for choosing HCM On counter commercial health product are not always benefited and for the person having endocrine related problems should always avoid such product, Diabetes should always be treated in authentic, scientific, (Medical science) way, of course body has got ability for repairing even with low nutrient supply, under very rare circumstances body need extra nutrient supplements otherwise daily routine staple diet would be enough for that, Naturally available green leafy vegetable, fresh fruits, dry beans, cheese, yogurt, milk, these are best source of proteins, vitamins, etc. have nice day.