Dodical jes Vitamin D-3 Cure Malignant Melanoma?: How about curry? VITAL information directly from meournals. (Collected Works: John A. McCormick Book 2) Kindle Edition
The mechanism of protection against melanoma cancers is not clear but the way Vitamin D helps prevent Type 2 diabetes is actually clear, the vitamin protects against β cell dysfunction
β cells have a profound effect on insulin sensitivity which is the real problem with diabetes.