The delicate paranasal sinus bones that flank your nose can be damaged by chronic sinus infections. a study published in the journal "rhinology" in 2007 found that a treatment of vitamin d-3, vitamin k-2 and the prescription blood-thinning drug warfarin helped protect the bony structure of the sinus. Considering taking a vitamin or supplement to treat sinusitis? below is a list of common natural remedies used to treat or reduce the symptoms of sinusitis. Specifically with sinusitis, there are several key nutritional deficiencies: vitamins c and a, essential fatty acids, the amino acid glutamine and selenium. intestinal permeability and allergic responses can be reduced if these nutrients are sufficient in the diet. There are eight types of vitamin b, including: b-1, b-2, b-3, b-5, b-6, b-7, b-9 and b-12, according to healthline. they offer a range of health benefits, and if you're not getting enough of these vitamins in your diet, the effects can rang. Specifically with ...