Eight-year-old children can take zinc gluconate to supplement zinc and eat more foods with high zinc content, such as lotus seeds, peanuts, sesame seeds, walnuts, eggs, lean meat, animal liver, dairy products, laver, kelp, adzuki beans, lychee, chestnuts, shrimp, marine fish, melon seeds, almonds, celery, persimmons and so on.

Marine/saltwater fish

Calcium supplement for eight-year-old children: you can eat sea fish, spinach, bean products, peanuts, vegetables, oranges, hawthorn, melon seeds, mustard greens, dates, shrimps, fish, jellyfish, kelp, radishes, almonds, tomatoes and eggs.