Congestion

Certain foods can work as natural decongestants. Foods that can help fight sinus congestion are as followed:

Pineapple

Omega 3 fatty acids (cold water fish, nuts, eggs, fish oil)

Garlic

Fluids like hot tea

Spices and herbs such as horseradish, hot mustard, and cayenne pepper

Vitamin C

Apple Cider Vinegar

Here are some foods that you should avoid if you have a sinus problem or sick:

Dairy products

Sugar

Grains

Potatoes and other starchy root vegetables