As the reader will see below, there is compelling evidence that low vitamin D status during pregnancy is a major cause of autism, and that high dose vitamin D supplementation will often help the core symptoms of established autism. I have treated around 200 autistic children with high-dose vitamin D and about two-thirds respond, often dramatically. The dose ranges from 300 to 500 IU/kg/day. These doses require monitoring of vitamin D levels [25(OH)D] to ensure they are less than 120 ng/ml but higher than 80 ng/nl. The Vitamin D Council offers inexpensive, high quality in-home vitamin D tests….
Quick! Smear on that sunscreen!
Uh, no thanks doc.