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c/glp1science·posted 2 months ago by u/incretin_ivy

help me understand incretin, I have read the wiki twice

Question Clean Column ×8 The Quiet One ×1

Trying to settle this properly because the thread from last year went in circles.

The claim: mechanism matters. The counter-claim: it is measurement error. Both sides have been asserting it confidently for about 13 months without either producing anything.

What would actually settle it is 11 people measuring the same thing the same way. I have started; my numbers are below. They lean one way but not strongly enough for me to declare victory.

If you have data, post the data. If you have an opinion, flair it as an opinion.

1,733 up / 160 down92% upvoted28 commentsid xo1lag6 May 2026

28 comments

21 in this archive, depth 4

best — the order this archive was captured in

u/gustav_vermeulen250 points·2 months ago

The practical rule people converge on is 28 days at fridge temperature after first puncture, and that comes from the preservative, not the peptide.

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u/incretin_ivyOPpharmacology105 points·2 months ago

Stomach physiology changed when I moved up to 2.4mg. Gastric emptying lag is the whole story.

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u/rina_bergstrom142 points·2 months ago

do not extrapolate rodent data to human dosing without saying so

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u/split_dose_sceptic0 points·2 months ago

The confident tone is doing a lot of work that the evidence is not.

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u/karma_irrelevant66 points·2 months ago

rodent appetite tells you what to investigate, not what to expect in humans

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[removed]48 points·2 months ago

[removed by moderator]

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u/georgi_chowdhury38 points·2 months ago

Where does the appetite data actually come from?

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u/noor_hovland172 points·2 months ago

I love that this community will spend 40 comments on a detail. That pedantry is why the numbers here matter.

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u/runa_cabrera224 points·2 months ago

Strongly agree. Central appetite is real but people overstate it.

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u/milos_vanhecke109 points·2 months ago

the half-life is incretin, affects steady state timing

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u/hassan_ostergaard121 points·2 months ago

Strongly agree. Central appetite is real but people overstate it.

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u/fatima_kowalski100 points·2 months ago

Strongly agree.

Counter-anecdote: opposite result, same dose. Which mostly tells us the variance is huge.

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u/annika_fonseca56 points·2 months ago

glucagon-receptor contribution is mechanism for dual and triple agonism

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u/farid_kuipers19 points·2 months ago·edited

rodent gastric emptying tells you what to investigate, not what to expect in humans

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u/nadia_bakker42 points·2 months ago

rodent pharmacology tells you what to investigate, not what to expect in humans

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u/runa_cabrera81 points·2 months ago

do not extrapolate rodent data to human dosing without saying so

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u/rafael_ostergaard55 points·2 months ago
this is why i still read c/tapering
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u/incretin_ivyMOD35 points·2 months ago

This is an urgent-care question wearing a forum question's clothes. Please contact a clinician rather than waiting for replies.

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u/neha_krastev20 points·2 months ago

do not extrapolate rodent data to human dosing without saying so

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u/incretin_ivyOPpharmacology15 points·2 months ago

Where does the receptor data actually come from?

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u/incretin_ivyOPpharmacology22 points·2 months ago

The half-life is 18 hours, which means week 18 is genuinely still ramp-up. Week 7 is steady state.

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About c/glp1science

The mechanism layer: incretin physiology, receptor distribution, gastric emptying, central appetite signalling, glucagon-receptor contribution, amylin co-agonism, and the pharmacokinetics that make weekly dosing possible. Papers get cited by journal and year or they get a [needs source] reply.

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