UpToDate
Official reprint from UpToDate®
www.uptodate.com ©2017 UpToDate, Inc. and/or its affiliates. All Rights Reserved.

Overview of vitamin A

Authors

Sassan Pazirandeh, MD

Division of Gastroenterology and Hepatology

Kaiser Permanente Medical Center

David L Burns, MD

Associate Professor of Medicine

Tufts University School of Medicine

Section Editors

Timothy O Lipman, MD

Section Editor — Nutrition

GI-Hepatology-Nutrition Section

Washington DC Veterans Affairs Medical Center

Kathleen J Motil, MD, PhD

Section Editor — Pediatric Nutrition

Professor of Pediatric Nutrition

Baylor College of Medicine

Deputy Editor

Alison G Hoppin, MD

Deputy Editor — Pediatrics

Assistant Professor of Pediatrics, Part-time

Harvard Medical School

Peer Reviewer

Reviewers are not identified on topic reviews to preserve anonymity