If you're looking to maintain healthy metabolic function, Swanson Premium Full Spectrum Cinnamon, Fenugreek, & Gymnema herbal combo is for you. Gymnema sylvestre has been used by Ayurvedic herbalists since ancient times to promote healthy carbohydrate metabolism. Fenugreek has a long history in both Ayurvedic and traditional Chinese herbal practices, and modern herbalists find it beneficial for supporting both lipid and carbohydrate metabolism. True Ceylon cinnamon from Sri Lanka is recognized around the world as the preferred cinnamon species for supporting healthy blood sugar levels that are already within the normal range.