Cinnamon Extracts in Metabolic Health Management

The global rise in metabolic disorders has prompted sustained interest in the potential of cinnamon extracts as adjuncts for metabolic health management. Derived from various Cinnamomum species, these extracts are rich in bioactive constituents—such as cinnamaldehyde, polyphenols and flavonoids—that modulate key pathways involved in glucose homeostasis, lipid metabolism and inflammatory signalling. In vitro and animal studies have elucidated mechanisms including enhanced insulin receptor autophosphorylation, promotion of GLUT-4 translocation, activation of peroxisome proliferator-activated receptors and suppression of lipogenic transcription factors. Human trials employing water-soluble and polyphenol-enriched preparations report improvements in fasting glucose, haemoglobin A1c, blood pressure, lipid profile and body composition among prediabetic and metabolic syndrome cohorts. Collectively, these findings underscore the multifaceted actions of cinnamon extracts, ranging from antioxidant and anti-inflammatory effects to regulation of hepatic gluconeogenesis and adipocyte differentiation. With a favourable safety profile, particularly for Cinnamomum zeylanicum which is low in coumarin, cinnamon formulations are gaining traction as functional food ingredients and nutraceuticals. Ongoing research seeks to optimise standardisation, dose regimens and formulations to translate mechanistic insights into safe, evidence-based interventions for the prevention and management of type 2 diabetes and cardiovascular risk factors worldwide.

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Cinnamon Extracts in Metabolic Health Management publication trend

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Technical terms

Metabolic syndrome: A cluster of risk factors including abdominal obesity, dyslipidaemia, hypertension and hyperglycaemia that predispose to cardiovascular disease and type 2 diabetes.

Insulin resistance: A diminished response of peripheral tissues to insulin, resulting in impaired glucose uptake and elevated blood sugar levels.

GLUT-4: An insulin-responsive glucose transporter that facilitates cellular uptake of glucose in muscle and adipose tissue.

PPARγ (peroxisome proliferator-activated receptor gamma): A nuclear receptor that regulates adipocyte differentiation, lipid storage and glucose metabolism.

SREBP-1c: A transcription factor that controls expression of lipogenic enzymes involved in fatty acid and triglyceride synthesis.

References

1. Advances in the concept of functional foods and feeds: applications of cinnamon and turmeric as functional enrichment ingredients. Critical Reviews in Food Science and Nutrition (2023).
2. Medicinal properties of ‘true’ cinnamon (Cinnamomum zeylanicum): a systematic review. BMC Complementary Medicine and Therapies (2013).
3. Effects of a Water-Soluble Cinnamon Extract on Body Composition and Features of the Metabolic Syndrome in Pre-Diabetic Men and Women. Journal of the International Society of Sports Nutrition (2006).
4. The glycaemic outcomes of Cinnamon, a review of the experimental evidence and clinical trials. Nutrition Journal (2015).
5. 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 (2017).
6. Cinnamon Polyphenol Extract Inhibits Hyperlipidemia and Inflammation by Modulation of Transcription Factors in High‐Fat Diet‐Fed Rats. Oxidative Medicine and Cellular Longevity (2017).
7. Improved Insulin Resistance and Lipid Metabolism by Cinnamon Extract through Activation of Peroxisome Proliferator‐Activated Receptors. PPAR Research (2008).
8. Cinnamomum Species: Bridging Phytochemistry Knowledge, Pharmacological Properties and Toxicological Safety for Health Benefits. Frontiers in Pharmacology (2021).