What foods boost immune system most?

Another rich source of vitamins is kiwi. It benefits a healthy immune system, especially as it contains vitamin C, K, and potassium. You can add fruits to your daily diet balanced through portion control. 

A strong immune system plays a very effective role in preventing harmful substances and viruses from harming the body. It also helps the body to defend itself much more strongly against diseases and increases resistance. For this reason, consuming the immune-boosting foods mentioned above can help your body develop a much healthier immune system.