Note-New Book out 2019 Vitamin D3 part 2 its 5 cofactors a must read This updated edition has a fascinating new look at diabetes as an evolved defense to freezing damage in winter gone out of control- Don't miss it! Fact-Packed Science Based Information-But FUN to read- Upon realizing that taking 4,000 IU of Vitamin D3 a day was not enough for me, I decided to embark on a dangerous experiment that directly contradicted everything MD's had told me for years DON'T TAKE TOO MUCH VITAMIN D IT IS DANGEROUS! I started taking 20,000 IU a day-50X times the recommended dose of 400 IU a day. After about 4 months upped the dose to 50,000 IU a day or 150X the old recommended safe dose I then boosted it to 100,000 IU a day or 300 x TIMES the old maximum safe dose! What happened over these last 10 months Did I die get sick No! Just the opposite!! High dose Vitamin D3 therapy over the last year- CURED ALL MY CHRONIC CONDITIONS- SOME THAT I'D HAD FOR 20 YEARS! A painful snapping hip syndrome which I