The invention relates to therapeutic compositions, in particular to therapeutic compositions made from Jamaican bitter yam that are substantially free of tannins and alkaloids and comprise fiber, and methods of making and using such therapeutic compositions.

Stennett; Dewayne K.

Asemota; Helen N.

University of The West Indies

Therapeutic compositions from jamaican bitter yam and methods of making and using same

The present invention relates to a composition comprising an extract of Dioscorea opposita having neuron-protective activity for preventing and treating brain disease. The extracts from Dioscorea opposita show potent neuronal cell protective activity by inhibiting neuronal cell death caused by neuro-toxicity of glutamate and H.sub.2O.sub.2 therefore it can be used as the therapeutics or health food for treating and preventing brain diseases.

Tong Yang Moolsan Co., Ltd.

Extract of Dioscorea opposita thunb showing neuronal cell-protecting activity for treating memory loss

A new compound, dioscoretine, as well as the process for making the same is described. According to a preferred embodiment, dioscoretine is derived from the tuber of Dioscorea dumetorum. Dioscoretine is a hypoglycemic agent and thus is useful for therapeutic treatment of conditions such as diabetes mellitus.

dioscorea bulbifera/antifonjik

Therapeutic compositions from jamaican bitter yam and methods of making and using same

Extract of Dioscorea opposita thunb showing neuronal cell-protecting activity for treating memory loss

Dioscoretine and its use as a hypoglycemic agent

Baz done ki pi konplè remèd fèy medsin te apiye nan syans