NutritionFacts.org - An updated meta-analysis has shown that as population vitamin D levels go up, mortality appears to go down and stay down. The safe dose of vitamin D supplementation to get
Vitamin D Supplement Reviews & Top Picks - ConsumerLab.com
Nature Made Vitamin D3 50 mcg (2000 IU) Liquid Softgel | Nature Made®
Watch out for dosing errors with liquid vitamin D for infants