Foods that can boost your immune system | CNN

Use these expert tips on immune-boosting foods to help your body fight this winter’s mix of colds, flu and Covid-19.分類：business and industry sectors, business, economy and trade, consumer products, diet and nutrition, diet, nutrition and fitness, dietitians and nutritionists, diseases and disorders, food and drink, food products, fruit, fruits and vegetables, health and medical, health care, health care professionals, infectious diseases, kinds of foods and beverages, nutrition, nuts, pharmaceutical industry, pharmaceuticals, pharmaceuticals and prescription drugs, sweets and desserts, vegetables, vitamins and supplements, weight loss diets, aging and health, coronavirus, health and health care (by demographic group), life forms, microscopic life, respiratory diseases, viruses, common cold, science...