Dietary supplements and protein powders fall under a ‘wild west’ of unregulated products that necessitate caveats and caution
- Written by Emily Hemendinger, Assistant Professor of Psychiatry, University of Colorado Anschutz Medical Campus

Dietary supplements are a big business. The industry made almost US$39 billion in revenue in 2022, and with very little regulation and oversight, it stands to keep growing.
The marketing of dietary supplements has been quite effective, with 77% of Americans reporting...