Proteins are necessary for tissue repair and for the construction of new tissue. Every cell needs protein to maintain its life. Protein is also the primary substance used to replace worn out or dead cells. Your muscles, hair, nails, skin, and eyes are made of protein.
Taking supplemental chromium has been shown repeatedly to improve insulin sensitivity and glucose tolerance, even to the point of reversing type II diabetes in many people (1). Thus, as my old clinical nutrition professor pointed out, apparently a chromium deficiency can actually lead to type II diabetes.
If your blood is too sweet: Shed pounds, if you're one of the 80 to 90 percent of people with type-2 diabetes who are overweight. Slashing carbs from your diet and hitting the treadmill for 15 to 20 minutes a day should do the trick while offering the added benefit of increasing your insulin sensitivity.