Timing of leucine supplements may boost muscle in seniors
NCT ID NCT06567665
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looks at when older men should take leucine supplements to best build muscle after exercise. Ten healthy men aged 65-75 will take leucine either with a meal or between meals after exercising. Researchers will measure how much new muscle protein is made to find the optimal timing.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- Leucine (a dietary supplement, an essential amino acid)
- What this could lead to
- If it works, this could point toward simple dietary strategies to help older adults maintain muscle mass and prevent frailty.
- What could go wrong
- This is a very small, early-stage study with only 10 healthy men aged 65-75. Results may not apply to women, less healthy people, or those who exercise regularly.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Email: •••••@•••••
Locations
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University of Nottingham
RECRUITINGNottingham, Nottinghamshire, NG7 2UH, United Kingdom
Contact Phone: •••-•••-•••• Email: •••••@•••••
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