Summary
1 Of course, the immune system may not function properly due to poor physical condition, making them vulnerable to disease, but very few people are like this. What these people need is not health food, but medical treatment
For those who don’t fall under number 21, eating something doesn’t boost their already normal immunity
3 It’s not because you’re weak, it’s because you’re tricked, and the proven way to prevent it is a vaccine that tells the body about the virus in advance
People who increase or strengthen 4 immunity are usually fraudulent or stupid