Guest guest Posted January 26, 2009 Report Share Posted January 26, 2009 Everyone. Please, please see the Vitamin D Council site: http://www.vitamindcouncil.org/ Consider the fact that sunscreen blocks vitamin D and that you may have a deficiency. You can go through your doctor or you may be able to get tested through the site (see Links). Get tested. Keep in mind that the application of sunscreen with an SPF factor of 8 reduces production of vitamin D by 95%. In latitudes around 40 degrees north or 40 degrees south (Boston is 42 degrees north), there is insufficient UVB radiation available for vitamin D synthesis from November to early March. Ten degrees farther north or south (Edmonton, Canada) the " vitamin D winter " extends from mid-October to mid-March. If you do get your vitamin D tested and it is below 50 ng/mL please report back to this site. It has been reported that your level will need to be at or above 50 for at least 3 months for symptoms to improve. They recommend vitamin D3. Once it has been that high for 3 months let us know if you have improved. Continue to test. Optimal vitamin D has lots of health advantages. Here is a small part of what the site says: SUNSHINE AND YOUR HEALTH If one regularly avoids sunlight exposure, research indicates a necessity to supplement with at least 5,000 units (IU) of vitamin D daily. To obtain this amount from milk one would need to consume 50 glasses. With a multivitamin more than 10 tablets would be necessary. Neither is advisable.The skin produces approximately 20,000 IU vitamin D in response 20–30 minutes summer sun exposure—100 times more than the US government's recommendation of 200 IU per day!There are 3 ways for adults to insure adequate levels of vitamin D: regularly receive midday sun exposure in the late spring, summer, and early fall, exposing as much of the skin as possible. regularly use a sun bed (avoiding sunburn) during the colder months. take 5,000 IU per day for three months, then obtain a 25-hydroxyvitamin D test. Adjust your dosage so that blood levels are between 50–80 ng/mL (or 125–200 nM/L) year around. Quote Link to comment Share on other sites More sharing options...
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