Small RCT: No effect from Zinc and Vitamin C supplementation among ambulatory patients with SARS-CoV-2 infection

Effect of High-Dose Zinc and Ascorbic Acid Supplementation vs Usual Care on Symptom Length and Reduction Among Ambulatory Patients With SARS-CoV-2 Infection: The COVID A to Z Randomized Clinical Trial – JAMA Network Open

Commentaries: Vitamin C, zinc don’t lessen Covid-19 symptoms, study finds – CNN AND Supplements for the Treatment of Mild COVID-19—Challenging Health Beliefs With Science From A to Z – JAMA Network Open AND Zinc, vitamin C show no effect for COVID-19 in small study – CIDRAP AND Expert reaction to a study looking at prophylactic anticoagulants as a treatment for hospitalised patients with COVID-19 – Science Media Centre

Commentary on Twitter

RCT finds high-dose zinc, ascorbic acid (vitamin C), or both, did not significantly decrease the duration of symptoms in ambulatory patients with #COVID19 vs standard of care. @DesaiMilindY @ClevelandClinic @ErinMichos @miguelcainzos23 #VisualAbstract https://t.co/ahcc2awJB8

— JAMA Network Open (@JAMANetworkOpen) February 12, 2021