1, strong tea, persimmons – impede the absorption of iron Tea contains tannins, it especially like and iron ions combined, greatly impede the body’s absorption of iron, which is not a good phenomenon in menstruation. Persimmons, too, persimmons in the ellagic acid is not less than in tea. 2, caffeinated beverages – stimulate the nerves, aggravate pain Containing caffeine, can stimulate the nerves and cardiovascular, so that you are emotionally stressed aggravate pain, or lead to excessive menstrual blood, such as coffee, cola, tea, etc. during menstruation should be not drink or drink less. And warm plain water is the safest and most comfortable choice. 3, carbonated beverages – affect the nutritional intake, reduce body resistance Some carbonated beverages contain phosphate, the same will hinder the absorption of iron. The sodium bicarbonate will be neutralized when it meets the gastric juice. During menstruation, there is already a lack of appetite, and if it affects the dietary nutritional intake and lack of resistance, menstrual cramps will be even more arrogant. 4, beer, excessive white wine – affect the overall state of menstruation Alcohol and B vitamins are incompatible, the body lacks B vitamins, will seriously affect the overall state of the body during menstruation. Wine flavor pungent sweetness and warmth, can dispel cold and dampness, blood circulation and menstruation, can be appropriate to drink less. 5, cheese desserts – affect the absorption of magnesium Cheese, butter, cream, yeast milk and other sweets, the biggest problem is that it will affect the body’s absorption of magnesium, and dysmenorrhea and the lack of magnesium in the body is also related to magnesium, magnesium activates a variety of enzymes in the body, inhibit nerve excitation, magnesium deficiency can lead directly to emotional tension. 6, cold seafood – cold food, aggravate menstrual cramps Seafood in the crab and shellfish are cold food, if you are cold, do not eat these seafood during menstruation, so as not to aggravate menstrual pain.