# Are You Leucined Up? Why One Amino Acid Decides Whether Your Patient Holds On To Muscle After Sixty

Page: https://stenobird.com/podcast/the-naked-heart-7051353/are-you-leucined-up-why-one-amino-acid-decides-whether-your-patient-holds-on-to-muscle-after-sixty
Text version: https://stenobird.com/podcast/the-naked-heart-7051353/are-you-leucined-up-why-one-amino-acid-decides-whether-your-patient-holds-on-to-muscle-after-sixty.md
Podcast: [The Naked Heart](https://stenobird.com/podcast/the-naked-heart-7051353)
Published: 2026-06-13T04:28:07+00:00
Episode link: https://share.transistor.fm/s/1b733296
Audio file: https://media.transistor.fm/1b733296/dc9208b0.mp3
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Duration seconds: 356

## Resource

After 60, muscle becomes deaf to protein signals. You need 3 grams of leucine per meal, not just daily totals, to flip your muscle-building switch. Same protein portions that worked at 40 barely register at 70. Threshold dosing with resistance training breaks this cycle. Read full article

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