Glucose Metabolic Support has GlucoFit, a dietary ingredient extracted from the herb Lagestroemia speciosa. Its active component, corosolic acid, has shown in scientific studies to support healthy glucose metabolism.* We have also included an extract from the herb Gymnema sylvestre, a small plant native to India. Extracts of Gymnema have been used for centuries by Ayurvedic herbalists for the support of glucose metabolism.* GlucoFit is a registered trademark of Softgel Technologies, Inc. Natural color variation may occur in this product.