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ForumsPublic SquareMuscle protein synthesis rates on GLP-1 — leucine threshold discussion Page 5

Muscle protein synthesis rates on GLP-1 — leucine threshold discussion

ChrisMacros Fri, Feb 27, 2026 at 8:37 AM 21 replies 460 viewsPage 5 of 5
PeptideSynthNJ
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Feb 27, 2026 at 3:42 PM#21

Congrats ChrisMacros!! Keep going — you're doing incredible. 🎉

Last edited: Feb 27, 2026 at 7:42 PM
38 15wanda_boise, NurseAsh_DET, BenResearch_OR and 35 others
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BenResearch_OR
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Feb 27, 2026 at 3:59 PM#22

Reading this thread on Muscle protein synthesis hits close to home. Night shift nurse — I started at 291 lbs and felt like I would tried everything.

7 months on tirz and I am a different person. Not just the 66 lbs lost — my energy, my mood, my relationship with food. All transformed.

If you are on the fence about Muscle protein — take the leap. It was the best health decision I have ever made. ❤️

Last edited: Feb 27, 2026 at 4:59 PM
23 11PharmD_Rodriguez, julia.endo, JessicaM_2024 and 20 others
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DeniseRN_TPA
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Feb 27, 2026 at 4:16 PM#23

As a pharmacist, I want to add some clinical context to this discussion on Muscle protein synthesis rates on GLP-1 .

Building on what PeptideSynthNJ said — the evidence base here is robust. The key publications to reference are from the SUSTAIN program[1].

Key clinical points:

  1. Efficacy is dose-dependent and typically requires 4-5 weeks to reach steady state
  2. Side effect profile is predictable and usually manageable with standard protocols
  3. Monitoring should include baseline labs and follow-up at 3-month intervals
  4. Patient education significantly improves outcomes and adherence

Standard disclaimer: this is educational, not individualized medical advice.

References:
[1] See thread title for relevant study identification.
Last edited: Feb 27, 2026 at 7:16 PM
21 24tommy_boulder, hyun_seoul, jim_asheville and 18 others
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patPC_UT
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Feb 27, 2026 at 4:33 PM#24

BenResearch_OR — wow. I've been looking for this exact info for weeks.

Last edited: Feb 27, 2026 at 9:33 PM
20 6JessicaM_2024, TomFromTexas, mike.trainer_LA and 17 others
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Dr.GutHealth
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Feb 27, 2026 at 4:50 PM#25

Adding my data to this Muscle protein synthesis discussion:

MetricBaselineMonth 5Month 6
Weight244 lbs219 lbs209 lbs
A1C6.8%6.0%5.2%
hsCRP8.04.01.0

Protocol: Semaglutide 1.7mg/wk, resistance training 3x/wk, protein 1.6g/kg/day.

Last edited: Feb 27, 2026 at 9:50 PM
28 2MikeKY_noInsulin, Dr.RaviCardio, jennifer_SEA and 25 others
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