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cbabe

(6,588 posts)
3. Careful: my radiologist is seeing an up tick in male breast cancer
Mon Mar 16, 2026, 10:37 AM
Monday
https://fortune.com/well/2025/01/13/protein-powder-cancer-lead-cadmium-toxins/

Some protein powders contain cancer-causing toxins, new study shows, and these 3 types are the worst offenders

By Beth Greenfield
Senior Reporter, Fortune Well
January 13, 2025, 8:07 PM ET

A new report by the Clean Label Project has found that protein powders may contain something other than muscle-building nutrients: lead and cadmium, both of which are toxic.

The national nonprofit, which tests for various contaminants in products from wine and baby food to pet food and cleaning products, this time (like in 2018) focused on protein supplements—a $9.69 billion market in the U.S. as of 2023 that’s expected to more than double by 2033.

The report tested 160 products from 70 of the top-selling protein powder brands representing 83% of the market. Of the products tested, 47% exceeded one state or federal regulatory rule for safety, including California’s strict Proposition 65 safety thresholds for toxic metals.

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