Related Articles
Brand Investigation
Brand Investigation B grade
Core Nutritionals
Label-transparency leader, limited published testing: the Core Nutritionals paradox
Core Nutritionals
Supplement Guide
Supplement Guide Robust evidence
Vitamin D3 (cholecalciferol)
Berlin, winter of 1919. A pediatrician wheels a mercury-vapor lamp beside a child with bowed legs; weeks later, the bones harden and straighten....
Vitamin D3
Supplement Guide
Supplement Guide Robust evidence
Zinc
Zinc refused to give up its secrets. For centuries, metalworkers could smelt copper, tin, iron, and lead with a hot fire. Zinc wouldn't cooperate—it slipped...
Zinc