A Popular Doctor Had Long Warned That Vitamin K Shots Are Risky for Newborns. Now He’s Changed His Tune.
Cengiz Yar/ProPublica. Source images: Wikimedia Commons,, documents obtained by ProPublica. For more than a decade, Dr. Joseph Mercola cautioned parents against a potentially lifesaving shot of vitamin K for their newborn babies: “Vitamin K shots are completely unnecessary for your newb


