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c/retatrutide·submitted 11 days ago by u/burned_once_twice

[Question] why is reta purity testing so much more variable between labs

Questionbranch of 9 comments

Genuine question, and the title is the question: why is reta purity testing so much more variable between labs. The constipation profile felt different rather than worse. Hard to describe and impossible to quantify, so take it as an impression. Independent purity testing on this compound is thin compared with the…

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9 comments, started 11 days ago
u/iman_castellanos27 points·11 days ago

Sent a vial to VendorInvestigate out of curiosity. Result was 99.1% against a claimed 98.5%, which is the first independent number I had seen for this compound anywhere.

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u/matias_falk0 points·11 days ago

Sent a vial to VendorInvestigate out of curiosity.

Adding the standing caveat: none of this is approved anywhere and research material is not for human use.

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u/burned_once_twiceOP1 point·11 days ago

Correction: TRIUMPH is the phase 3 programme. The number you are quoting is from the phase 2 readout, which is a different trial.

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[removed]1 point·11 days ago

[removed by moderator]

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u/burned_once_twiceOP16 points·11 days ago

What do you think the glucagon component is adding, specifically?

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u/burned_once_twice13 points·11 days ago

Watched heart rate on a wearable across twelve weeks because the threads said to. It moved a little and I have no idea whether that means anything.

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u/cagrilintide_enthusiast4 points·11 days ago

a lot of the confident posting here is extrapolation

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u/isabela_nilsen15 points·11 days ago

What is the source for that figure — the published paper or a summary of it?

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u/two_mil_or_one5 points·11 days ago

dose escalation in the trials was slow for a reason

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About c/retatrutide

Retatrutide: GIP/GLP-1/glucagon triple agonism, the TRIUMPH programme, and the fact that most people discussing it are handling research-grade material with no human-use approval anywhere. Dose-response, heart-rate signal, and the unusually steep phase-2 weight curves get argued about here weekly.

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