Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Three-year change in global cognition composite by assignment to (A) daily cocoa extract supplementation, and (B) daily multivitamin-mineral supplementation. Forest plot marginal differences by baseline subgroups for (C) cocoa extract and (D) multivitamin-mineral treatment groups.
