Amaranthus is an herb that can be used as a medicine, and in traditional Chinese medicine it has the effect of clearing heat and detoxifying the body, relieving dampness and swelling, especially in the treatment of skin diseases. For acute eczema and dermatitis, fresh amaranth can be pounded and applied externally, or the decoction can be used as an astringent, antipruritic and anti-inflammatory. It can be used orally or externally for other dermatological conditions that are characterized by the presence of dampness, heat and toxicity.