“have been associated with obesity, depression, cognitive impairment, heart disease, reduced immunity, cancer, psychosis, and all causes of mortality. Check your 25-hydroxy vitamin D level, and if it is low, try to get more sunshine in a safe way and/or… — Daniel G. Amen Copy Share Image
“therefore advise people to take 4,000 to 8,000 international units (IUs) per day of oil-based vitamin D3, or cholecalciferol, in gelcaps or drops, for assured absorption. This dose is sufficient to achieve a 25-hydroxy vitamin D blood level of 60… — William Davis Copy Share Image
