The Most Important Paper Dr. Mercola Has Ever WrittenOver 1 billion people are lacking this, despite the fact optimization is likely the easiest, least expensive and most beneficial strategy anyone can use to help minimize their risk of COVID-19.Dr. Joseph MercolaJan 05, 2022∙ Paid251ShareContinue reading this post for free, courtesy of Dr. Joseph Mercola.Claim my free postOr purchase a paid subscription.