Eating too much protein may do more harm than good, says study

04 August,2026 08:37 AM IST |  Madison  |  Agencies

A new review suggests that consuming less protein, particularly among sedentary adults, may improve long-term health and even extend lifespan. Researchers said while protein is essential for muscle growth in active individuals, many people are likely eating more than they need, which could have negative health effects

Study says high protein intake for sedentary people could cause more harm. PIC/Istock


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Consuming less protein, especially among those who are relatively sedentary, could have greater health benefits and may extend lifespan, according to a new review.

"It's clear that there are benefits of protein to muscle growth and exercise response of active individuals," author Dudley Lamming, of the University of Wisconsin-Madison in the US, said.

"But because most people are relatively sedentary, many people are likely consuming more protein than needed, which has negative consequences."

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No of papers on protein restriction and aging reviewed

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