Table 4.

Summary of in vitro studies showing anti-glycemic effects of cinnamon.

Year	Extract	Type of cinnamon	Part used	Result
2007 52	Ethanol extract	Cinnamomum burmannii		Increase in the amount of GLUT4
				IRβ and TTP
2010 66	Aqueous extract	Cinnamomum zeylanicum	Bark	Anti-α-glucosidase activity and inhibition of sucrase and maltase
2010 66	Aqueous extract	C zeylanicum	Bark	Anti-α-amylase activity
2011 67	Aqueous extract	Cinnamomum aromaticum	Bark	Anti-α-amylase activity
2011 67	Aqueous extract	C zeylanicum	Bark	Anti-α-amylase activity
2011 67	Aqueous extract	C zeylanicum	Bark	Anti-α-glucosidase activity and inhibition of sucrase and maltase
2011 67	Aqueous extract	Cinnamomum loureiroi	Bark	Anti-α-glucosidase activity and inhibition of sucrase and maltase
2011 67	Aqueous extract	C loureiroi	Bark	Anti-α-amylase activity
2011 87	Aqueous extract	C aromaticum	Bark	Anti-α-glucosidase activity and inhibition of sucrase and maltase
2012 68	Ethanol extract	C zeylanicum	Bark	Inhibitory activity of AChE and BChE
2012 69	Methanol extract	Cinnamomum verum	Bark	Anti-glycation activity
2014 70	Methanol extract	C zeylanicum	Leaf	Inhibitory activity of AChE and BChE
2014 71	Hydro-alcoholic extract	C zeylanicum	Bark	Anti-α-amylase activity
2020 72	Ethanol extract	C zeylanicum	Bark	Anti-α-glucosidase activity and anti-α-amylase activity