ConsumerLab.com uses JavaScript to provide the best possible experience for our content, but your browser has it disabled. Learn how to enable it here.

Reviews & Articles

Membership & Subscription

About ConsumerLab.com

About Testing

News

  1. Home
  2. / Clinical Updates

Clinical Updates

Search
Acai Berry (1)
Acetyl-L-Carnitine Supplements (9)
Alginate Supplements (For Reflux) (4)
Aloe Juices, Gels, and Supplements (1)
Alpha Lipoic Acid Supplements (7)
Apple Cider Vinegar (8)
Ashwagandha Supplements (25)
Astaxanthin Supplements (5)
Avocado Oil (3)
B Vitamin Supplements (165)
Berberine Supplements (10)
Bone Broth (2)
Calcium Supplements (41)
CBD & Hemp Extract Supplements (55)
Chia Seed (2)
Cholesterol-Lowering Supplements (Sterols/Stanols and Policosanol) (11)
Choline Supplements (18)
Chromium Supplements (1)
Cinnamon Supplements and Spices (12)
CLA Supplements (2)
Cocoa Powders, Dark Chocolate, Extracts, Nibs & Supplements (58)
Coconut and MCT Oils (13)
Coconut Waters (1)
Collagen Supplements (35)
CoQ10 and Ubiquinol Supplements (44)
Cranberry Juices and Supplements (15)
Digestive Enzymes (10)
Echinacea Supplements (3)
Elderberry Supplements (4)
Electrolytes (3)
Essential Oils (4)
Evening Primrose & Flaxseed (ALA/GLA) (10)
Extra Virgin Olive Oil (29)
Fish Oil /Omega-3 Fatty Acid Supplements (226)
Flaxseed (8)
Fruits, Veggies, and Other Greens Supplements (12)
GABA Supplements (2)
Garcinia Cambogia (HCA) Supplements (6)
Garlic Supplements (12)
Ginger Supplements (15)
Ginkgo Supplements (7)
Ginseng Supplements (10)
Green Coffee Bean Extract Supplements (2)
Green Tea Supplements and Drinks (55)
Hoodia Supplements (1)
Huperzine A Supplements (2)
Inactive Ingredients (10)
Iron Supplements (36)
Joint Health for Animals (11)
Joint Health Supplements (17)
Kelp (Supplements) (4)
Lactose Intolerance Products (1)
L-Arginine Supplements (21)
Lion's Mane and Chaga (7)
Low-Dose Lithium Supplements (5)
L-Theanine Supplements (7)
L-tryptophan and 5-Hydroxy-L-tryptophan (5-HTP) (4)
Lycopene Supplements (7)
Maca Supplements (2)
Magnesium Supplements (52)
Melatonin Supplements (68)
Menopause Supplements (18)
Milk Thistle Supplements (3)
Multivitamin and Multimineral Supplements (38)
Muscle & Workout Supplements (Creatine and BCAAs) (28)
NAC (N-Acetyl Cysteine) Supplements (23)
NAD Boosters (NAD+/NADH, Nicotinamide Riboside, and NMN) (12)
Nutrition Bars (4)
Oat Cereals (11)
Plant Based Milks (6)
Pomegranate Juice and Supplements (1)
Potassium Iodide/Iodate (Radioprotective Agents) (1)
Potassium Supplements (13)
Prebiotics (6)
Probiotics (124)
Prostate Supplements (Saw Palmetto and Beta-Sitosterol) (11)
Protein Powders (68)
Psyllium Fiber Supplements (9)
Quercetin & Rutin Supplements (12)
Red Yeast Rice Supplements (21)
Reishi Mushroom Supplements (9)
Resveratrol (Red Wine, Knotweed and Other Sources) (16)
Saffron Supplements (1)
SAMe Supplements (3)
Seaweed Snacks and Foods (1)
Selenium Supplements (11)
Sexual Enhancers (2)
St. John's Wort Supplements (3)
Taurine Supplements (1)
Tuna, Salmon & Sardines (23)
Turmeric and Curcumin Supplements and Spices (99)
Valerian Supplements (3)
Vision Supplements with Lutein, Zeaxanthin & AREDS2 Formulas (23)
Vitamin A Supplements (8)
Vitamin C (39)
Vitamin D Supplements (302)
Vitamin E Supplements (19)
Vitamin K Supplements (12)
Water Filter Pitchers (17)
Weight Loss Supplements (7-Keto DHEA, Forskolin and Stimulant Blend Supplements) (3)
Wellbutrin vs. Generic Bupropion (2)
Zinc Supplements and Lozenges (26)
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011

Cinnamon Supplements and Spices

Cinnamon for Lowering Blood Sugar?

May 02, 2023
Favorited Not Favorited

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

July 06, 2022
Favorited Not Favorited

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?

April 22, 2022
Favorited Not Favorited

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

August 13, 2021
Favorited Not Favorited
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?

July 20, 2020
Favorited Not Favorited
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

May 04, 2018
Favorited Not Favorited
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?

November 04, 2016
Favorited Not Favorited
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 >>