Infuse a few dried and crumbled leaves in hot (not boiling) water for about ten minutes. This preparation, common in China, was traditionally drunk after meals. 1 to 2 g of dried leaves per cup, once or twice a day.
Fresh or dried root, sliced, was traditionally simmered at length in water or incorporated into traditional Chinese broths. A healthcare professional or qualified herbalist can advise on appropriate frequency. Dosage should be validated with a healthcare professional or recognized pharmacopoeia before use.
Dried root ground into fine powder was traditionally mixed with warm water or incorporated into culinary preparations. Professional advice is recommended before regular use outside of common dietary consumption. Dosage should be validated with a healthcare professional or recognized pharmacopoeia before use.
Fresh or dried lotus root can be found in Asian grocery stores, and dried leaves in specialized herbalist shops or Chinese tea stores. Lotus can also be cultivated in ponds in regions with mild climates.
Leaves are harvested in summer when fully developed, while the root is dug up in autumn or winter, once the plant has entered dormancy.