Firstly, it is essential to determine an allergy that triggers your sinusitis. It could be the mites in the bed sheet or the fluffy pillow. Ignoring the sneeze or stuffy nostrils is what finally ends in sinus allergies.
Vitamin C definitely helps and this can be found in natural foods that are loaded with antioxidants. Strawberries, broccoli, cauliflower and gooseberry are excellent sources of vitamin C. The citrus fruits like pineapple and oranges also serve as good sources of Vitamin C and are easy to procure.
Lemon or lemonade is effective and so also the delicious tomato soup has a lot of Vitamin C content. Pepper and Jaggery in your regular tea does wonders to the sore throat and congestion. Lemon flavoured green tea is also helpful.
Warm soups and avoiding ice cold items for a while certainly controls the sinus troubles. Sipping warm water at intervals also helps. The best cure is steam which is easily done with the electric steam machine that serves as a perfect home remedy. One could also use some eucalyptus oil in the steam in controlled doses. Echinacea is found in capsule form to fight sinus allergy. Ginger tea and sleep is a good option for sinus headaches. For curing headaches warm water compress on the head and foot is helpful. Accupressure points are easy to learn.
The four pairs of sinus cavities are clogged or infected in case of sinusitis. The sinus have to be free in order to filter out the bad air particles and dirty mucus. The headaches are often the result of blockage as mucus does not seem to pass through the nose. Jal neti or the yogic method of cleaning the nostrils and sinus pockets has to practiced under the supervision of an expert. This is the best method and if used correctly helps a person overcome the allergy. Pollution and dust cannot be avoided and hence fighting the allergy through natural methods is the best option.