Cinnamon is one of the world's most beloved spices. Here's what to use when you run out — and the important difference between Ceylon and Cassia.
Cinnamon comes from the inner bark of trees of the genus Cinnamomum. There are two main commercial types: Ceylon cinnamon (C. verum — "true cinnamon") and Cassia cinnamon (C. aromaticum and related species — by far the most common type in North American grocery stores).
Ceylon cinnamon is grown primarily in Sri Lanka. It is lighter, more delicate, and sweeter, with a complex, slightly floral flavour profile. Cassia cinnamon (from China, Vietnam, and Indonesia) is stronger, more pungent, and slightly spicy, with the assertive cinnamon flavour most people recognise from baked goods.
This distinction matters for both flavour and health: Cassia cinnamon contains coumarin — a compound that can cause liver damage in large doses. Ceylon cinnamon contains negligible coumarin and is the safer choice for regular consumption.
Allspice is a single berry that naturally contains flavour compounds similar to a blend of cinnamon, clove, and nutmeg — hence its name. It is the closest single-ingredient substitute for cinnamon, capturing the warm, sweet depth without being identical. Use half the amount — allspice is more intense.
Nutmeg is warm, sweet, and slightly spicy — similar character to cinnamon but in a different direction. It works well in baked goods and hot drinks. Use half the amount as nutmeg is more intense and can become overpowering quickly.
Pumpkin pie spice is a pre-mixed blend of cinnamon, ginger, allspice, cloves, and nutmeg. Since cinnamon is the primary component, it works as a 1:1 substitute in most applications where the additional spices are welcome.
Green cardamom is warm and aromatic with a floral, citrusy dimension that cinnamon lacks. It provides "warmth" to a dish but in a distinctly different direction. Use very sparingly — cardamom is powerful and can easily dominate.
Similar to pumpkin pie spice — cinnamon-forward with nutmeg and allspice. Works identically in most baked goods.
Pre-diabetic / blood sugar: Ceylon cinnamon has been studied for potential blood sugar moderating effects — this is not replicated by any substitute. If using cinnamon specifically for blood sugar management, use Ceylon cinnamon specifically. Coumarin sensitivity: If using cinnamon regularly in large amounts (daily supplementation), use Ceylon cinnamon over Cassia to avoid coumarin accumulation.