One effect of lactation among women with gestational diabetes seems to be better blood glucose and lipid profiles. This information is used by many who practice in diabetes in pregnancy to recommend that patients breastfeed.Even though this woman really has type II or NIDDM, the mechanism of insulin resistance is similar between NIDDM and gestational diabetes. See: Kjos SL et al. The effect of lactation on glucose and lipid metabolism in women with recent gestational diabetes. Obstet Gynecol 1993;83:451-5.