OBJECTIVEThe content differences of leaf, plant and fruit of Tribulus terrestris was compared to study the feasibility of whole plant medicinal use.

METHODThe samples were collected in three typical habitats and six different production areas of T. terrestris. The main medicinal ingredients saponins and flavonoids were determined in root, stem, leaf and fruit during the harvest time.

RESULTThe two ingredients were abounded in leaf and more than 2.61 times as in other parts of the plant. The results showed that there were no differences between the whole plant and the fruit.

CONCLUSIONIt should pay more attentions on the collection, preservation and utilization of the leaf of T. terrestris in the harvesting and processing stage. The whole plant for medical use was feasibility based on the content of the ingredients.