Vitamin C—which can be found in citrus fruits like oranges, tangerines, and grapefruit—is a water-soluble vitamin that plays a vital role in supporting a healthy immune system.
Protein is a must. High-protein foods like seafood, chicken, beans, unsalted nuts and seeds can be beneficial for your immune health, Dr. Cardel touts eggs as one of the best options
In addition to being a good source of protein, Dr. Cardel says that salmon is a healthy fatty fish packed with vitamin D, “which helps in regulating and strengthening immunity.
Oysters contain more zinc per serving than any other food. “Zinc plays an important role in immune function as it is crucial in normal development and function of cells
Luckily for us, garlic is not only delicious but incredibly good for your immune system, too. “Allicin, an organosulfur compound found in crushed garlic, has antimicrobial properties,”
The beauty of Greek yogurt is that it can be eaten daily, and it can be incorporated into almost any meal. Where it can serve as a standalone snack topped with granola for breakfast
Spinach is rich in vitamin C and antioxidants like vitamin A,” Galloway reiterates, noting that both are essential for a strong immune system.
Maeng says that pineapple is another must-have immune-boosting food. In addition to being chock full of vitamin C, pineapple is a source of bromelain, which boosts the immune system
According to Maeng, selenium is one of the keys to a healthy immune system. “You can meet 100 percent of your daily selenium requirement with just one brazil nut per day