A collection of videos on youtube
Books on Amazon

Dr. Reinhold Vieth, PhD – The Role of the Laboratory in Assessing Concerns Over Vitamin D Toxicity

Vitamin D – Q&A with Dr. Reinhold Vieth

Treatment & Toxicity — Benefits and dangers of supplementing with Vitamin D. Dr Reinhold Vieth

Dr. Reinhold Vieth – Vitamin D Reduces Prostate Cancer Associated Lesions