Urolithin A

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•Last Updated: August 28, 2025

Urolithin A is a metabolite produced by gut bacteria from ellagitannins (compounds from various plant foods). Supplementation may benefit muscle function and endurance.

Last Updated:August 28, 2025

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Does urolithin A improve exercise performance in soccer players?

In this 6-week randomized controlled trial in 20 young, male competitive soccer players (average age of 18), taking urolithin A during the preseason improved intermittent running performance and countermovement jump height, compared to a placebo.

The effects of urolithin A in competitive runners

Could supplementing with urolithin A improve resistance exercise adaptations?

Can urolithin A rejuvenate the function of older muscles?