I took apple cider vinegar religiously every night before bed and I swear the apple cider vinegar was a miracle remedy for helping me to lower my fasting blood sugar with gestational diabetes. I The easiest way to take apple cider vinegar for gestational diabetes and insulin resistance is by mixing one tablespoon of apple cider vinegar with 1/4 cup. I took 1 tbsp of unpasteurized apple cider vinegar with water before bed to control my fasting blood sugar during pregnancy. ~ Didem