Hair loss is certainly not caused by diet alone, prevention and treatment of hair loss should of course start from various aspects such as psychological and living habits, such as a relaxed mood, happy spirit, less late nights, quit smoking and limit alcohol, correct shampooing and hairdressing, diligent combing, etc., while dietary conditioning is the most actionable. For people with hair loss, it is important to supplement food in a reasonable way. The principle is to supplement iron, vegetable protein, iodine, vitamin A, E and minerals. 1. Whole grains. It is good for hair health, including wheat bread and fortified breakfast cereals, which are rich in zinc, iron and vitamin B. Legumes not only provide rich protein to promote hair growth, but also rich in iron, zinc and vitamin H. 2.Egg. Good for hair health, can provide better protein. 3.Poultry. Long-feathered poultry, chicken and turkey, can provide high-quality protein. 4, skim milk. Skimmed milk like yogurt is a good source to get calcium, an important mineral for hair growth. It is rich in whey and casein, two types of high protein. 5, spinach. Rich in iron and also rich in vitamins A and C, it helps hair follicles to produce sebum and make hair shinier. Eat spinach can also promote protein synthesis. 6, carrots. A great source of vitamin A for people to promote a healthy scalp and give it a good appearance. 7, kelp. Rich in iodine that promotes hair development.