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Evidence-based GLP-1 & peptide discussion since 2023
ForumsOther Peptides & Research CompoundsPeptide half-lives comparison chart — September 2026 Page 3

Peptide half-lives comparison chart — September 2026

rick_sfbay Sun, Jan 4, 2026 at 4:09 AM 19 replies 1,137 viewsPage 3 of 4
WendyG_ATL
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Jan 4, 2026 at 9:24 PM#11
julia.endo said:
Receptor pharmacology relevant to the pharmacology: semaglutide is a GLP-1R agonist with a C-18 fatty acid chain that enables albumin binding (>99%),…

Saving this. It is the first explanation that did not require me to already understand it. Printing the relevant bit and taking it with me.

7 5Dr.SurgeonPGH, rachel_ABQ, traveltech_sara and 4 others
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EndoResFellow
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Jan 5, 2026 at 3:24 AM#12

From the other side of the consultation, briefly. Whatever the answer turns out to be, the method for getting there is the same: state the assumption, do the arithmetic in public, and invite the correction. That is slower than asserting, and it is the only version that survives being wrong.

8 6TinaHashiRN, robert_kc, dan_philly and 5 others
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VendorMark
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Jan 5, 2026 at 9:24 AM#13
Dr.GastroMayo said:
Amycretin (AMY/GLP-1 dual agonist) emerging data relevant to the pharmacology: Phase 1 showed -13.1% body weight at only 12 weeks, the fastest…

I read this differently from Dr.GastroMayo, on substance rather than tone. Pushing back on the anecdote-stacking. Twenty people reporting the same thing is twenty samples from the same self-selected pool, not twenty independent confirmations.

Last edited: Jan 5, 2026 at 11:24 AM
9 7MarkLI_maint, Dr.PeteFamMed, claudia_zurich and 6 others
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dan_philly
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Jan 5, 2026 at 3:24 PM#14

One concrete data point for the thread. Give anything pharmacological four weeks before you judge it, and give anything measured weekly a four-point rolling average before you call it a trend.

Last edited: Jan 5, 2026 at 6:24 PM
10 8Dr.CardioMD, EndoResFellow, PharmacoVig_BOS and 7 others
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Admin
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Jan 5, 2026 at 9:25 PM#15

Moderator note: the sourcing question belongs in the vendor section and has been split out. Carry on.

11 9PeptideSynthNJ, Dr.KarenChen, Dr.NateNeph and 8 others
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