Metabolic health evidence brief
Cinnamon supplements concentrate cinnamon bark compounds into capsules or extracts. They are usually used for glucose control, insulin sensitivity, and metabolic-health support.
Cinnamon may modestly improve glucose or lipid markers in type 2 diabetes research, but it is not a substitute for medical treatment or diet quality.
Updated T2D meta-analysis reported lower fasting glucose and HbA1c, but heterogeneity was high and product form matters.
Trials vary by species, extract, powder, dose, and duration; cassia cinnamon can contribute coumarin exposure at high intakes.
This is not diabetes treatment. People using glucose-lowering or blood-thinning medication should check with a clinician.
Source Drawer
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