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LMU 169 – Cinnamon: A Sweet Solution to Pre-Diabetes?


LMU 169 – Cinnamon: A Sweet Solution to Pre-Diabetes?

Source: Journal of the Endocrinology Society (July 2020)

Lifestyle Medicine Update (August 13, 2020)


Can cinnamon, a common kitchen spice, hold the key to managing pre-diabetes and preventing the progression to type 2 diabetes? Recent research published in the Journal of the Endocrinology Society suggests that cinnamon supplements may significantly reduce fasting and post-meal blood sugar levels in pre-diabetic patients. Explore the potential impact of cinnamon on blood sugar management and the mechanisms behind its effects in this groundbreaking study, offering hope in the fight against diabetes.


A Spice’s Remarkable Impact

Imagine a world where a simple spice, readily available in most kitchens, could be a potent weapon against pre-diabetes and the progression to type 2 diabetes. This notion isn’t as far-fetched as it may seem. A study published in July 2020 in the Journal of the Endocrinology Society unveiled promising findings regarding the role of cinnamon in managing blood sugar levels in pre-diabetic patients.

Cinnamon’s Power Unveiled

The study administered a 500 mg cinnamon supplement to pre-diabetic patients three times a day for a duration of 12 weeks. The results were nothing short of remarkable: the participants who received the cinnamon supplement experienced a significant reduction in fasting and post-meal blood sugar (glucose) levels compared to those in the placebo group.

Beyond Pre-Diabetes

While the impact on pre-diabetes is a noteworthy revelation, this isn’t the first time cinnamon has demonstrated its prowess in blood sugar management. Previous studies have delved into its effects on both pre-diabetic and type 2 diabetic patients, yielding positive results.

In cases of pre-diabetes combined with metabolic syndrome, where patients were administered 3,000 mg of cinnamon daily in divided doses, blood sugar levels dropped, hemoglobin A1c decreased, and there was a reduction in waist circumference and body weight.

For individuals with type 2 diabetes, doses of cinnamon ranging from 1 gm to 6 gm per day have shown improvements in blood sugar management. Beyond this, a reduction in cardiovascular disease risk factors was observed in one study, with participants experiencing declines in total and LDL-cholesterol (often referred to as the “bad cholesterol”) levels, as well as triglycerides.

Unravelling the Mechanism

To understand cinnamon’s impact on blood sugar, it’s essential to explore the mechanisms at play. Experimental studies reveal that cinnamon’s active ingredients enhance insulin sensitivity. This means that cells become more proficient at extracting sugar from the bloodstream, utilizing it for energy, or storing it for future use. Consequently, this process leads to lower blood sugar levels.

Moreover, cinnamon has demonstrated the ability to release fat from fat cells, facilitating its use as an energy source for body cells. This mechanism can contribute to weight loss and a reduction in waist circumference.

The Bigger Picture

The findings from the July 2020 study offer further support for the use of cinnamon supplements in managing pre-diabetic patients. While it’s crucial to underscore that these supplements should complement a balanced diet and a healthy lifestyle, they hold significant promise as a proactive strategy for improving blood sugar management.

Preventing the progression from pre-diabetes to full-blown type 2 diabetes is of paramount importance, especially given the alarming rate at which this condition is spreading worldwide. With cinnamon potentially playing a role in this battle, it’s a reminder that nature often holds the key to managing our health effectively.

In conclusion, while cinnamon may not be a one-size-fits-all solution for everyone, its potential to aid in blood sugar management offers hope to many. With more research and further exploration of its mechanisms, we might just be scratching the surface of the benefits that this humble spice can bring to our health.


  1. Main Reference: Giulio R Romeo, Junhee Lee, Christopher M Mulla, Youngmin Noh, Casey Holden, Byung-Cheol Lee. Influence of cinnamon on glycemic control in subjects with prediabetes: a randomized controlled trial. Journal of the Endocrine Society, 2020 [Read the Study](
  2. Jain SG, Purl S, Misra A, et al. Effect of oral cinnamon intervention on metabolic profile and body composition of Asian Indians with metabolic syndrome: a randomized double-blind control trial. Lipids in Health and Disease (BioMedical Central). June 12, 2017. [Read the Study](
  3. Diabetes Care. Cinnamon Improves Glucose and Lipids of People With Type 2 Diabetes. Diabetes Care 2003 Dec; 26(12): 3215-3218. [Read the Study](
Eat Smart, Live Well, Look Great,

Dr. Meschino

Dr. James Meschino


Dr. James Meschino, DC, MS, ROHP, is an educator, author, and researcher having lectured to thousands of healthcare professionals across North America. He holds a Master’s Degree in Science with specialties in human nutrition and biology and is recognized as an expert in the field of nutrition, anti-aging, fitness, and wellness as well as the author of numerous books.

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