Ceylon Cinnamon Bark oil contains 1250 times less coumarin than Cassia Oil. Ceylon Cinnamon Bark oil is 100% pure, natural, and unadulterated. DRUERA do not hold stocks overseas and have been shipping our products worldwide since 2005, directly from Ceylon. Ceylon Cinnamon Bark oil could be used in cookingas our oil is food grade. DRUERA Ceylon Cinnamon is Non-GMO, Non-Irradiated and Gluten Free. DRUERA Ceylon Cinnamon bark oil is 100% pure and food grade.