“How satisfied are chronic heartburn sufferers with their prescription medications? Results of the Patient Unmet Needs Survey," Joseph Crawley, MS, and Colleen Maclin Schmidt, MD, MHS. Journal of Clinical Outcomes Management (JCOM), Vol. 7, No. 11, November 2000, page 29-34.
 "Prevention of Episodic Heartburn with a Novel Glucosinolate & Zinc Dietary Supplement: A User Satisfaction Study", Clyde Hanson, MS & Paul Burgio, PhD., for RayIsles, LLC, NaturCress Blog, January 2016, September 2019.
 "Effective and safe proton pump inhibitor therapy in acid-related diseases"' Carmelo Scarpignato, Luigi Gatta, Angelo Zullo, Corrado Blandizzi, for the SIF-AIGO-FIMMG Group, and on behalf of the Italian Society of Pharmacology, the Italian Association of Hospital Gastroenterologists, and the Italian Federation of General Practitioners, BMC Med. 2016; 14: 179.
NaturCress Customer Review ★★★★★ Heartburn Relief
"This product is good for heartburn. It is convenient and the pills are not too large. I like that it is a natural product." July 6, 2020, by chickadee