Phytochemical studies in leaf drug Gymnema sylvestre (Retz.) R.Br. ex Schult.
Keywords:
Phytochemical studies, Gymnema sylvestre (Retz.) R.Br. ex Schult., adulterationsAbstract
Gymnema sylvestre (Retz.) R.Br. ex Schult. is much branched, twining shrubs with terete stem belonging to family Asclepiadaceae. Its leaves are medicinally exploited to treat several diseases and disorders. Being an important ayurvedic drug it is deliberately adulterated. Phytochemical studies in this leafy drug are carried out to standardize and detect the adulteration in it. The phytochemical studies include details of characters of leaf powder like colour, odour, taste, Alkaloids, Anthraqinone, Iridoids, Saponins, Steroids, Tannins (Qualitative) and dry matter, bulk density, nitrogen, Water soluble nitrogen, crude protein, crude fat, crude fiber, total ash, acid insoluble ash, acid soluble ash, water insoluble ash, water soluble ash, calcium, reducing sugar, total sugar, non-reducing sugar, cellulose, gross energy, phosphorus, extractive values in 10 solvents (Quantitative). The above parameters can be applied to standardize this leaf drug.
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