21,442
Participants
Start Date
May 15, 2021
Primary Completion Date
February 28, 2026
Study Completion Date
February 28, 2026
Cocoa extract
2 capsules each day containing a total of 500 mg cocoa flavanols, including 80 mg (-)-epicatechin, and 50 mg theobromine
Cocoa extract placebo
Cocoa extract placebo
Multivitamin
Multivitamin
Multivitamin placebo
Multivitamin placebo
Brigham and Women's Hospital, Boston
Brigham and Women's Hospital
OTHER