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Acai Berry (1)
Acetyl-L-Carnitine Supplements (9)
Alginate Supplements (For Reflux) (3)
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Cinnamon Supplements and Spices

Cinnamon for Lowering Blood Sugar?

5/02/2023
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Did taking capsules of true (Ceylon) cinnamon reduce fasting blood sugar or HbA1c in people with type 2 diabetes? See what a new study found in the What It Does section of our Cinnamon Supplements Review, which includes our Top Picks among cinnamon supplements and spices.

Cinnamon & Bleeding Risk

7/06/2022
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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
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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
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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
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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
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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
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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 >>