Add Yahoo as a preferred source to see more of our stories on Google. Many Americans are focused on reaching their daily protein goals as part of their health and fitness journeys. To help achieve ...

Update: In response to reader questions, CR conducted heavy metal testing on five additional protein powders, from Clean Simple Eats, Equate, Premier Protein, Ritual, and Truvani. Much has changed ...

Largest study to date of protein S deficiency finds highest-risk gene variants most likely to disrupt protein S activity. Carriers of these high-risk variants had total protein S levels that were ...

Protein supplements are more popular than ever, but a new report suggests that popular powders and shakes are contaminated with elevated levels of lead, prompting some experts to recommend limiting ...

A new report found that popular protein powders and pre-made shakes contain lead. Two-thirds of the 23 tested products contained unsafe levels, according to researchers’ safety experts. Those experts ...

Powder and ready-to-drink protein sales have exploded, reaching over $32 billion globally from 2024 to 2025. Increasingly, consumers are using these protein sources daily. A new study by Consumer ...

Protein supplements are wildly popular, but CR’s tests of 23 products found that more than two-thirds of them contain more lead in a single serving than our experts say is safe to have in a day It's ...