Biochem/physiol Actions Chromium picolinate (CrPic) is a supplemental or alternative medication for type 2 diabetes. Experimental evidence shows the effect of CrPic on glucose uptake through the activation of p38 MAPK.1 Chromium is thought to potentiate the action of insulin, leading to increased insulin sensitivity in type 2 diabetes.2 General description Chromium picolinate is a supplemental or alternative medication for type 2 diabetes and an anti-diabetic mechanisms of CrPic in insulin-resistant 3T3-L1 adipocytes.