Science-Based Nutrition Dietary Supplement Vegan Non-GMO Gluten Free Cinnamon, one of the world's favorite spices, is a medicinal herb with more than 4,000 years of traditional use. Research has revealed that constituents in cinnamon bark called procyanidin Type-A polymers help maintain the body's ability to metabolize glucose in a healthy way. Doctor's Best Cinnamon Extract is Cinnulin PF, a water-soluble extract of Cinnamon (species Cinnamomum burmannii) with three patents that contains Type-A polymers. Cinnulin PF is a proprietary product of integrity Nutraceuticals International. Use as part of your diet to help maintain a healthy blood sugar level.