Deficiency can result in conditions such as multiple sclerosis, rheumatoid arthritis, depression, asthma, recurrent infections, osteoporosis, chronic back pain, hypertension, diabetes, polycystic ovary syndrome and many other problems.

It is easy to replace orally for most people, but the doses recommended by the RDA are grossly inadequate.  It is possible to check blood levels and individualize therapy if needed.  This vital nutrient should be addressed for every patient and nearly everyone needs to supplement.

Dr. Vincent recommends 5,000 units daily for most adults in Alaska and we carry a very good brand by Thorne Research at a very affordable price.