Amaranth belongs to Amaranthaceae. Amaranth leaves are oval or prismatic, green or purple. The fiber in the stalk is generally thick, and there will be dregs when chewing. Amaranth is soft and smooth, fragrant and sweet, and has the effect of moistening stomach and clearing heat.

Amaranth retroflexus, also known as amaranth, retroflexus retroflexus and retroflexus retroflexus, is more common in roadside and fields. The calcium contained in Amaranthus retroflexus is easily absorbed by human body, while the rich iron can synthesize hemoglobin in cells, which has the functions of hematopoiesis and oxygen carrying, and is used as a blood-enriching vegetable.

Wild amaranth, also known as red amaranth and red amaranth, is a unique plant in China, mainly growing in weeds and fields. The seedlings and tender stems and leaves of wild amaranth are edible, and have the effects of nourishing, clearing away heat and toxic materials, reducing swelling and relieving pain, and inducing diuresis and relieving pain.