We screened water and methanol extracts of 28 Indonesian medicinal plants for their protein tyrosine phosphatase 1B (PTP1B) inhibitory activities. Nine water extracts, i.e., Alstonia scholaris leaf, Blumea balsamifera, Cinnamomum burmannii, Cymbopogon nardus, Melaleuca leucadendra, Phyllanthus
Hyperlipidemia is the root cause for development of atherosclerosis, coronary heart disease, diabetes mellitus, obesity, hypertension and cerebral palsy. Cymbopogon jwarancusa is an aromatic grass (Rusha grass, khavi grass) belonging to family Poaceaea. C. jwarancusa essential oil is famous for its