Tag: Contact stomatitis

While celebrated for its flavor and antioxidant properties, excessive cinnamon consumption can cause oral irritation in some individuals. Certain compounds within the spice, particularly cinnamaldehyde, can trigger contact stomatitis, leading to a burning sensation or sores on the tongue and mouth. Is cinnamon bad for your tongue? It depends on your consumption and sensitivity.

According to the German Federal Institute for Risk Assessment, sensitive individuals can experience liver damage from coumarin, a compound found in high concentrations in Cassia cinnamon. If you eat too much cinnamon candy, you could be exposing yourself to this compound and other significant health risks.