Cinnamon may lower blood sugar, so people with diabetes should speak to a physician about adjusting medications and treatments before taking cinnamon tablets. Cinnamon may interact with diabetes medications, as well as antibiotics, heart medicines, blood thinner and other medications, states WebMD.Continue Reading
People with diabetes should monitor their blood sugar levels closely and watch for signs of hypoglycemia - or low blood sugar - when taking cinnamon tablets, notes WebMD. Signs of hypoglycemia include headaches, weakness, fatigue and shakiness. People with hypoglycemia may also experience nervousness, irritability, anxiety and a lack of coordination, notes the American Diabetes Association.
Other symptoms of low blood sugar include confusion, delirium, sweating, chills and clamminess. Unconsciousness, seizures, nightmares and nausea may occur. If a person has a rapid heartbeat, tingling or numb lips or tongue or feelings of anger, stubbornness or sadness, they may have low blood sugar levels, according to the American Diabetes Association.
Cinnamon tablets usually only cause side effects when taken in excessive doses. People with liver problems should not take cinnamon supplements, as cinnamon may damage the liver. Cinnamon tablets should not be taken within two weeks of surgery. Women who are nursing or pregnant should avoid cinnamon tablets, as there is not enough information on their safety, as of 2015. Cinnamon may reduce inflammation and bacteria, and it may act as an antioxidant, states WebMD.Learn more about Vitamins & Supplements