Principle Investigator: Linda Zangwill, PhD 
Co-I: Robert N. Weinreb, MD, Gordon Saxe, MD, PhD 

This study aimed to determine whether increasing consumption of a Whole-Food Plant-Based (WFPB) diet can improve visual function in open-angle glaucoma (OAG) patients. Study outcomes were measured before and after a 6-month intervention including dietary counseling, online cooking classes, health coaching, and support group sessions.