All posts filed under: Supplements

Vitamin D deficiency and RA

The first doctor to test my vitamin D level was my oncologist. My level was 60 ng/ml. He suggested I lower my supplement amount. I lowered it to 2000U. My next test level was 16 ng/ml. He said,” Just keep doing what you were doing before you changed it.”  I raised my supplement to 4000U and my blood levels have been normal since then. Without a supplement, I was deficient in vitamin D. I have rheumatoid arthritis. Vitamin D deficiency is common in those with RA, type I diabetes and multiple sclerosis. Additional factors that influence vitamin D levels in those with RA include corticosteroid use. Drugs such as prednisone and Medrol can reduce calcium absorption and impair vitamin D metabolism. Hydroxychloroquine (Plaquenil) is also linked to malabsorption of vitamin D.  I am on both drugs and I do take the above supplement. Those with RA who have a deficiency of vitamin D will have difficulty concentrating, pain may worsen, fatigue and depression increase. Vitamin D is a hormone involved in bone and calcium metabolism. …