Cinnamon
Ceylon cinnamon / Cassia cinnamon · Metabolic
A spice with a modest fasting-glucose signal in type 2 diabetes and a coumarin problem in the common variety.
What the evidence says
Meta-analyses show small fasting glucose reductions with high heterogeneity; HbA1c changes are inconsistent.
What studies used
Trials commonly use 1-3 g cassia or ceylon powder per day.. With meals..
Reported from published studies and product labelling — a record of what was used in research, not a recommendation. What is right for you is a conversation with a clinician.
Watch out for
- Cassia cinnamon carries coumarin, a liver concern at daily gram doses; ceylon does not
- Diabetes drugs: additive lowering
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