The content of nuciferine in common lotus leaves is 8 %- 10% higher than that in common lotus leaves. Wild lotus leaves in Heilongjiang have been baked in alpine maritime climate and volcanic geological original ecological environment, showing strong viability, stable genetic traits, high fertilizer absorption rate, and various parts of flowers, stems and leaves are generous and plump, among which there are more than ten kinds of lipid-lowering components-active alkaloids (mainly nuciferine), and the overall content is higher than others.