Onions are nutritious and can be eaten during menstruation, but cook some onions before eating. Many women will have some uncomfortable symptoms in the first few days of menstrual cramps (premenstrual period), such as depression, anxiety, emotional tension, insomnia, irritability, fatigue and so on. It is generally believed that this is related to the imbalance of estrogen and progesterone in the body. Onion, also known as onion, onion, jade onion and onion head, belongs to Allium of Liliaceae and is a biennial herb. Belonging to Liliaceae herbs, it is a very common and cheap home-cooked dish. Originated in West Asia, it is cultivated in all parts of China and supplied all the year round. According to their skin color, they can be divided into three types: white skin, yellow skin and red skin:
1. Yellow-skinned species: the bulb is medium-sized, the scales are thin, the skin is yellow, the meat is white and yellow, the meat is tender and soft, the moisture is low, the taste is sweet and slightly spicy, and the quality is excellent.
2. Red-skinned species: the bulb is big, the skin is purple-red or dark pink, the flesh is reddish with white, the tissue is dense, the texture is crisp, the meat quality is not as tender as that of yellow-skinned species, the water content is more, the spicy taste is heavier, the quality is poor, but it can be stored.
3, white skin species: small bulbs, white or slightly green appearance, tender meat, light spicy leaves, good quality, suitable for raw food.