It might surprise you that a simple vitamin can improve your odds of winning against COVID-19, but vitamin C . . . is actually a virus-fighting powerhouse. Here are just some of the things it does:

• It’s a powerful antioxidant that protects against oxidative stress—and the lower your oxidative stress, the healthier and more resistant to infection you are.
• It helps to optimize the function of your immune system
• It has antiviral . .