Sinus Infection Home Remedies. Suffering from a sinus infection is certainly no fun. Though there are medications that can treat a sinus infection, that doesn't make suffering through it until you can take them any easier. Luckily, there are many foods that can help your body fight off and recover from one. Here are some of our sinus infection home remedies. Broccoli. Broccoli is loaded with antioxidants like vitamin C and vitamin A that can help your body fight off an infection. It's also full of phytochemicals like beta-carotene, indoles, and isothiocyanates. Try adding broccoli to your next healthy soup recipe.