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Clinical Updates
Cinnamon Supplements and Spices
Cinnamon & Bleeding Risk
7/06/2022
Regularly consuming large amounts of cinnamon may increase the risk of bleeding after surgery, as was recently reported. Get the details in the Concerns and Cautions section of our Cinnamon Supplements Review.
Cinnamon for Lowering Blood Sugar?
4/22/2022
Does taking cinnamon powder or extract help control blood sugar levels in people with prediabetes or type 2 diabetes? See what the latest study, and earlier studies, have found in the Blood sugar, type 2 diabetes and prediabetes of our Cinnamon Supplements Review.
Also see: Which supplements and foods can help lower or control my blood sugar?
Vietnamese Cinnamon Concern
8/13/2021
Our tests of cinnamon found higher concentrations of the toxin coumarin in Vietnamese cinnamon. A similar finding was recently reported. Learn more in our Cinnamon Supplements & Spices Review – and see how products compared in our tests.
Cinnamon for Prediabetes?
7/20/2020
Does taking a daily cinnamon supplement help control blood sugar in people with pre-diabetes? See the results of a recent study in the What It Does section of the Cinnamon Supplements & Spices Review. Also see our Top Picks among cinnamon supplements and among cinnamon spices.
Cinnamon for Arthritis
5/04/2018
Taking cinnamon as a supplement was found to decrease symptoms of rheumatoid arthritis in a recent study. Get the details and learn what else cinnamon can do (particularly regarding blood sugar) in the What It Does section of the Cinnamon Supplements & Spices Review. (Also see our test results for popular cinnamon supplements).
Cinnamon to Lower Blood Sugar?
11/04/2016
A study in people with elevated blood sugar levels found that a particular cinnamon extract (which CL has tested) modestly lowered blood sugar levels. The way the data was analyzed, however, appears flawed in our opinion. Get the details in the "What It Does" section of Cinnamon Supplements and Spices Review >>
