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 either is present, do not use the insulin. Insulin lispro should be clear and colorless. Before injecting each dose, clean the injection site with rubbing alcohol. Change the injection site each time to lessen injury under the skin and to avoid developing problems under the skin (lipodystrophy).