Women who are in their menstrual period can consume amaranth if there are no contraindications to amaranth. Amaranthus is the dried above-ground part of the plant Amaranthus spp. in the family Amaranthaceae, which has the effects of clearing heat and detoxifying (removing heat and toxic evils from the body), cooling the blood and stopping dysentery (clearing heat and cooling the blood to eliminate dysentery, etc.). This product can be used to treat damp-heat underflow (dampness and heat evils invading the intestines, bladder, pubic area, lower limbs, etc.), heat-poisonous sores and carbuncles (sores and carbuncles appearing on the surface of the skin because of excessive heat and poison in the body), heat-poisonous dysentery (dysentery caused by feeling heat and poison and seeing blood in the stool), metrorrhagia (menstrual bleeding that is too profuse or dribbling), and blood in the stool. The adverse effects of this product are not clear. This medicine is cold in nature and should be used with caution in patients with deficiency of spleen and stomach (weak and cold spleen and stomach). Pregnant women are prohibited from using this drug. There are no menstruating women among the contraindicated groups of this drug, so menstruating women can take Amaranthus if there are no contraindications as mentioned above. When this product is used as a medicine, it should be under the guidance of a doctor, and should not be used without authorization, in order to ensure their own safety.