In spring, children should be supplemented with calcium, unsaturated fatty acids (contained in vegetable oil), various vitamins and some foods with medicinal value to maximize their growth potential and improve their immunity. Recommended ingredients: shepherd's purse is rich in vitamin C, carotene and various minerals. Make shepherd's purse porridge for children in spring, or stir-fry eggs with shepherd's purse or make shepherd's purse spring rolls, wonton and shredded pork soup. It can not only supplement rich nutrition, but also has certain preventive and dietetic effects on measles, meningitis and other infectious diseases and respiratory tract infections. Spinach: Spinach in spring is rich in calcium, iron, vitamin C, vitamin B 1, vitamin B2 and carotene. Can prevent anemia, cheilitis, glossitis, oral ulcer and constipation, and protect skin and eye health. Foods suitable for children's spring tonic include crucian carp, shrimp, kelp, rape, mushrooms, chicken, celery, sesame seeds, walnuts, cherries, red dates, lilies and yams.