Analysis

Context on what changes and what does not.

People reading at desks and tables in a large library room.

Large Study Links GLP-1 Drugs to Lower Heart and Kidney Risk, and Higher Risk of Some Other Conditions

A study of about 71,000 adults with type 2 diabetes found 65 lower-risk and 53 higher-risk associations with GLP-1 drugs. It shows association, not cause.

October 31, 2026

The brick and glass front of a multistory office building.

Analysis

What FDA's Warning Letters Say About 'Research Use Only' Peptides

FDA warning letters to three peptide sellers say 'research use only' labels did not change its conclusion. What FDA cited and what a letter does not prove.

SemaglutideFDA-approvedCompounded versions: not FDA-approved

TirzepatideFDA-approvedCompounded versions: not FDA-approved

RetatrutideInvestigational

October 31, 2026

Clear plastic cages holding laboratory mice on a metal rack.

Analysis

What the BPC-157 Research Actually Shows: Animal Studies, a Few Small Human Reports

BPC-157 is in the news after HHS's interim policy. Here is what the research covers in animals and in people, and what FDA says is missing.

Compounded versions: not FDA-approved

October 31, 2026