The following foods are inedible.

Tea: Women will lose a lot of iron after menstruation, so they should add more iron. Tea contains more than 30% tannic acid, which is easy to combine with iron ions in the intestine to produce precipitation, which hinders the absorption of iron ions by intestinal mucosa; It will cause breast pain, consume vitamin B stored in the body and destroy carbohydrate metabolism.

Caffeine-containing beverages: cause breast pain, anxiety, irritability and emotional instability, and at the same time consume vitamin B stored in the body and destroy carbohydrate metabolism.

Alcohol: Alcohol will consume vitamin B and minerals in the body. Excessive drinking will destroy the metabolism of carbohydrates, produce too much estrogen, and cause early menstruation and menorrhagia.

Cold drink: people with cold menstruation should avoid drinking.

Soda: Many women like to drink carbonated drinks. During menstruation, they will feel tired and depressed, which is a sign of iron deficiency. Because most drinks, such as soda water, contain phosphate, it will react with iron sanctions in the body, so it is difficult to absorb iron. In addition, drinking more soda will neutralize the sodium bicarbonate in soda and gastric juice, reduce the digestive ability and bactericidal effect of gastric acid, and affect appetite.

Milk: Cheese is the source of dysmenorrhea: such as milk, cheese, cream and yeast milk, which will destroy the absorption of magnesium.

Chocolate: Chocolate can make you lose control of your emotions. Chocolate will cause more emotional instability and sugar addiction. In addition to weight gain, it will also increase the demand for vitamin B. At the same time, sugar will consume vitamin B and minerals in the body, making people prefer to eat sugary foods. Eating high-sugar sweets can not only improve the symptoms of menstrual discomfort, but may affect the balance of hormones in the body because of unstable blood sugar, which will aggravate the uncomfortable feeling.

Zanthoxylum bungeanum, clove and pepper: During menstruation, you should eat light, tasteless and nutritious substances, and it is not advisable to eat spicy food with strong stimulation, so as not to cause early menstruation and excessive menstruation.

Crab: Women should avoid eating cold things during menstruation, especially those with cold dysmenorrhea.

Snail: it is cool and can clear away heat. Avoid eating cold things such as snails during menstruation.

Pear: avoid eating more raw pears during menstruation.

Persimmon: Persimmon contains tannic acid, which is easy to combine with iron, preventing the human body from ingesting iron in food. Because women lose a lot of blood during menstruation and need iron supplementation, they should not eat persimmons.

Watermelon: Menstrual women should fast.

Bamboo shoots: bamboo shoots are cold, and women should not eat during menstruation.

Pay attention to some special foods during menstruation.

(1) Salt: It is harmful for women to eat salty food before menstruation. Too salty food will increase the salt and water reserves in the body, thus causing headache, excitement and irritability before menstrual cramps.

(2) The diet should not be cold: If the diet is cold during menstruation, one will hinder digestion, and the other will damage the human yang, leading to internal cold, which can make menstrual blood run poorly, leading to too little menstrual blood and even dysmenorrhea. Even in hot summer, it is not advisable to eat cold drinks during menstruation. It is advisable to eat cooked and warm food during menstrual period, and also eat a little mutton, chicken and longan for isothermal tonic food in winter.

(3) Avoid drinking strong tea: The special physiological factors in women's menstrual period decide to avoid drinking strong tea. Because of the high caffeine content in strong tea, it stimulates the nervous and cardiovascular system, makes people excited, accelerates basal metabolism, and is prone to dysmenorrhea, prolonged menstrual period and excessive menstrual blood. At the same time, tannic acid in strong tea strongly combines with iron in food in the intestine, resulting in precipitation, hindering the absorption of iron and causing iron deficiency anemia.