Whether lack of nutrition, the body will express

Dry hair easily breaks, weak body, white face, irritation at the corners of the mouth, itchy eyes... When these symptoms occur, exclude physiological diseases, which may indicate that your body is lacking nutrients and you should pay attention to your diet.

Dry and yellow hair, severe hair loss, brittle nails and breakage: insufficient protein intake. The main ingredient of hair is protein. If there is insufficient protein in the diet, it will cause hair loss, dry and yellow hair, and easy fall. The main component of skin and nails is also protein. When the supply is insufficient, the skin will be dry, easy to wrinkle, and nails will grow slowly and become brittle and break easily. At this time, it is recommended to eat more eggs, beef, chicken, dairy products, soybeans and their products, etc., all of which are rich in high-quality protein.

Reduced vision at night, dry and rough skin, and more dandruff: lack of vitamin A. This vitamin is closely related to vision. If it is lacking, it will reduce people's sensitivity to weak light, weaken the ability to adapt to sunlight, and lose sight of things when the sky is dark. In severe cases, night blindness will occur. Vitamin A also helps maintain the integrity of the skin and mucous membranes. Insufficient intake can lead to dry, rough skin and increased dandruff. The most effective food source of vitamin A is some animal foods, such as animal liver, whole milk, whole yogurt, cheese, egg yolk, fatty sea fish, etc. In addition, beta carotene can be converted into vitamin A in the human body. Foods rich in this nutrient include dark green, orange or dark yellow fruits and vegetables.

Weakness, dizziness, pale complexion, irritability or sluggishness, inability to concentrate, and decreased learning ability may indicate iron deficiency in the body. Iron is one of the most important essential nutrients for the human body. The best food sources of iron are red viscera and meat rich in heme iron, such as animal liver, kidney, heart, poultry gizzards, animal blood, red beef and mutton and lean pork.

Inflammation of mouth corners, swollen lips, itchy eyes, seborrheic dermatitis: It's time to supplement vitamin B2. This vitamin is an indispensable substance in the metabolism of protein, fat and carbohydrates. The main food sources are dairy foods, egg yolks, dark green leafy vegetables, grains, beans, nuts, fish and offal, and foods containing microorganisms such as Yogurt, cheese, soy tofu, tempeh, etc. are usually also rich in vitamin B2.

Constipation: Eat less dietary fiber. The dietary reasons leading to constipation are as follows: First, eating less dietary fiber, dietary fiber can promote intestinal peristalsis and increase bowel movements. Whole grains, vegetables, bacteria, algae and fruits are good sources of dietary fiber; second, water If you drink less, drinking a cup of warm water every morning can stimulate the stomach and colon reflex and promote bowel movement. Third, the beneficial bacteria in the intestines are reduced. At this time, you should eat more fermented foods rich in probiotics, such as yogurt; fourth If you eat too lightly and lack fat, you can eat some original nuts such as sesame and walnuts.

Leg cramps: lack of minerals. Leg cramps are not only caused by lack of calcium, but also lack of magnesium and potassium, or the balance mechanism of calcium, magnesium, and potassium has been broken. The lack of these important nutrients not only causes cramps, but also causes continuous discomfort in the feet, calves, and thighs in severe cases. Foods rich in calcium include dairy products, soy products and green leafy vegetables; beans, nuts, whole grains, etc. are good sources of magnesium; good sources of potassium are fruits, vegetables, potatoes and beans.