Cinnamon is one of the world’s most popular spices, but it actually comes in different varieties with distinct characteristics. The two most commonly encountered types are Cassia cinnamon and True Ceylon cinnamon. Understanding the differences between these two can help you make informed decisions for cooking, health, and safety purposes.
Origin and Botanical Background:
True cinnamon, known scientifically as Cinnamomum verum or Cinnamomum zeylanicum, is native to Sri Lanka and parts of southern India. Cassia cinnamon, mainly Cinnamomum cassia, is primarily grown in China, Indonesia, and Vietnam. While both are from the Lauraceae family, they are distinct species with differing chemical profiles and flavors [Sri Lanka Business, 2017][Lakpura, 2022].
Appearance and Physical Differences:
True Ceylon cinnamon sticks are light brown around the edges and composed of multiple thin layers rolled into soft, delicate quills. Cassia sticks are thicker, darker reddish-brown, and often appear as a single, hard curled bark piece. Cinnamon powder from Cassia tends to be darker and more coarse compared to the finer, lighter powder from Ceylon cinnamon [Sri Lanka Business, 2017][Honest & Rare, 2024][The Spice House, 2024].
Flavor and Aroma:
True cinnamon offers a subtle, complex aroma with sweet, citrusy, and floral notes. Cassia cinnamon has a stronger, more pungent, and spicy flavor with a sharp bitterness. This difference makes Ceylon cinnamon preferred for delicate desserts and beverages, while Cassia is often used in bold, savory spice blends [Lakpura, 2022][Honest & Rare, 2024].
Health and Safety Considerations:
A key difference lies in the concentration of coumarin, a naturally occurring compound that can be harmful in large amounts. Cassia cinnamon contains significantly higher levels of coumarin, which may contribute to liver toxicity and other health issues if consumed in excess regularly. True Ceylon cinnamon contains only trace amounts of coumarin, making it a safer option for frequent or high-dose use [Sri Lanka Business, 2021][MedicineNet, 2022][Healthline, 2016].
Usage and Applications:
Due to its mildness and safety profile, Ceylon cinnamon is favored for daily consumption in teas, health supplements, and desserts. Cassia cinnamon, while popular and economical, is best used sparingly, especially in health-related contexts. Many quality-focused brands and health practitioners recommend True Ceylon cinnamon as the premier choice for flavor and wellbeing [The Spice House, 2024][Healthline, 2018].
How to Identify and Buy Authentic True Cinnamon:
Look for light, fragile quills with thin layers and a sweet, slightly citrus aroma. Trusted suppliers will provide origin guarantees and certifications. Avoid cinnamon with a harsh smell, thick bark, or deep red-brown color, commonly associated with Cassia. Choosing reliable sources ensures you get genuine True Ceylon cinnamon with the expected flavor and health benefits [Sri Lanka Business, 2021][Thespicehouse, 2024].
While both Cassia and True Ceylon cinnamon share a place in global cuisine, their differences in taste, appearance, health impacts, and origin are significant. For those seeking a safe, aromatic, and versatile cinnamon with health advantages, True Ceylon cinnamon from Sri Lanka remains the gold standard.
Reference List
- Sri Lanka Business. (2017). Learn How to Tell Ceylon Cinnamon Apart from Cassia Cinnamon. Retrieved from https://www.srilankabusiness.com/blog/ceylon-cinnamon-vs-cassia.html
- Lakpura. (2022). True Ceylon Cinnamon vs Cassia Cinnamon. Retrieved from https://us.lakpura.com/pages/true-ceylon-cinnamon-vs-cassia-cinnamon
- Honest & Rare. (2024). The World of Cinnamon: Ceylon vs. Cassia. Retrieved from https://www.honest-rare.de/en/magazine/cinnamon-ceylon-vs-cassia/
- Sri Lanka Business. (2021). The Difference between Cassia and True Ceylon Cinnamon. Retrieved from https://www.srilankabusiness.com/blog/difference-between-cassia-and-ceylon-cinnamon.html
- The Spice House. (2024). Ceylon vs. Cassia Cinnamon: Which One Is Right for You? Retrieved from https://www.thespicehouse.com/blogs/news/ceylon-vs-cassia-cinnamon
- MedicineNet. (2022). Ceylon vs. Cassia: Not All Cinnamon Is Created Equal. Retrieved from https://www.medicinenet.com/ceylon_vs_cassia_cinnamon_differences/article.htm
- Healthline. (2016). Ceylon vs. Cassia — Not All Cinnamon Is Created Equal. Retrieved from https://www.healthline.com/nutrition/ceylon-vs-cassia-cinnamon



