Not getting enough sleep reduces glucose tolerance, meaning your cells have a harder time taking up glucose, which leads to higher blood sugar. The other problem with inadequate sleep is that when you’re tired, you eat more because your body is desperate for energy. And usually you want to eat sugary, carby foods that will spike blood sugar levels. 11. Consider nutritional supplements Cinnamon, chromium and gymnema sylvestre are three of my favorite supplements to support healthy blood sugar levels. Cinnamon is a delicious and effective way to lower fasting blood glucose. Half a teaspoon of cinnamon a day has been shown to significantly reduce blood sugar levels and triglycerides in people with Type 2 diabetes. I love sprinkling cinnamon on oatmeal, in smoothies and on roasted sweet potatoes! 12 Ways to Balance Blood Sugar NaturallyChromium supplementation has been shown to improve insulin receptor function, reduce hemoglobin A1C, decrease inflammation and normalize blood glucose levels. Gymnema sylvestre is known as “sweet destroyer.