| 摘要 |
The present invention relates generally to methods and related compositions using flavonoids and/or indanes extracted from the stems and leaves of C. quadrangularis to reduce weight and inhibit lipase, a-amylase and a-glucosidase activity in mammals. By example and not by way of limitation, embodiments of the present disclosure, a composition and related methods for reducing body weight and/or inhibiting any combination of lipase, a-amylase and a-glucosidase is provided. The composition contains an effective amount of one or more flavonoids or indanes selected from 3-0- rhamnopyranosylkaempferol, 3-(4-hydroxybenzylidene)-2-(2,5- dihydroxyphenyl)-1-(4-hydroxyphenyl)indane-4,6-diol, quercitrin, rhamnitrin, rhamnocitrin, quercitrin-3-0"-acetate and parthenocissin A.
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