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u/blunt_coldbox29

Not a chemist. Increasingly acting like one.

member · joined 1 Dec 2024

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Overview — page 2 of 3

comment on SURMOUNT: what the trials say vs what this community says in c/tirzepatide · 101 points · 11 months ago

That percentage is body weight change, not body fat. Different measurement, and the distinction gets lost every time.

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comment on SURMOUNT: what the trials say vs what this community says in c/tirzepatide · -6 points · 11 months ago

Are you comparing yourself with the trial mean or with the people who post the most?

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comment on SURMOUNT: what the trials say vs what this community says in c/tirzepatide · 163 points · 11 months ago

Appetite effect for me is flat across seven days. On sema it was a wave. Same person, different molecule.

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comment on purity — 9 things I got wrong before I got it right in c/coa · 202 points · 1 year ago

Careful — "the metadata looks odd" is a reason to ask a question, not a conclusion. Re-issues are ordinary.

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comment on purity — 9 things I got wrong before I got it right in c/coa · 69 points · 1 year ago

ask for the storage condition the stability statement was written against

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comment on someone explain COA to me like I have not read a paper in years in c/coa · 1 points · 1 year ago

I would not read a rounded figure as evasive. Plenty of documents round to one decimal as house style.

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comment on cycle — 11 things I got wrong before I got it right in c/glp1women · 16 points · 1 year ago

The one practical change that makes this board’s hardest questions tractable: annotate your log with the cycle.

Hormonal variation affects appetite, fluid and symptom intensity in its own right. Without the annotation, a log shows a dose, a week and a set of symptoms that appear to move at random. With it, patterns that were invisible become obvious in about three months.

Members here who have done it consistently report the same thing: the same dose feels genuinely different at different points, and knowing that in advance converts a confusing fortnight into an expected one. It also makes a much better document to bring to an appointment.

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comment on three years of meta threads, summarised so you do not have to read them in c/meta · 1 points · 1 year ago

this place sells nothing and takes nothing from any supplier

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comment on [Discussion] perimenopause is doing more work than we give it credit for in c/glp1women · 99 points · 1 year ago

Correction: that trial did not enrol the population being discussed, so it cannot support the claim.

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comment on [Discussion] the purity advice in here is 3 years out of date in c/coa · 16 points · 1 year ago

Batch number and date of analysis, are both on there?

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comment on [Discussion] the purity advice in here is 3 years out of date in c/coa · 54 points · 1 year ago

UV at 214nm sees the peptide bond and picks up almost everything; at 280nm you are looking at aromatics only. Which wavelength the number came from is part of the number.

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comment on [Discussion] we are measuring Mounjaro at the wrong time and calling it noise in c/tirzepatide · 590 points · 1 year ago

Agree. The GIP component is the interesting half and it barely gets discussed outside c/glp1science.

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comment on [Discussion] UK is doing more work than we give it credit for in c/glp1uk · 16 points · 1 year ago

NHS pathway or private prescription?

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comment on [Question] SURMOUNT — what am I missing here in c/tirzepatide · 81 points · 1 year ago

2.5 is the starter dose and it is not meant to be the dose that works

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comment on [Question] SURMOUNT — what am I missing here in c/tirzepatide · 172 points · 1 year ago

2.5mg is a four-week starting dose, not a maintenance dose. Worth being precise since people search these threads.

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comment on [PSA] GIP is not what most of this community thinks it is in c/tirzepatide · 211 points · 1 year ago

Push back: "gentler than sema" is a population statement. Plenty of people on this board have the opposite experience and they are not doing it wrong.

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comment on [Discussion] the tier 3 advice in here is 3 years out of date in c/glp1uk · 145 points · 1 year ago

Cosigning on discharge at goal. It catches people who have done everything right and did not know it was coming.

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comment on genuine question about tirzepatide that I am slightly embarrassed to ask in c/tirzepatide · 17 points · 1 year ago

switching from sema is not a dose conversion, there is no clean equivalence

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comment on genuine question about tirzepatide that I am slightly embarrassed to ask in c/tirzepatide · 0 points · 1 year ago

Small fix: SURMOUNT is the obesity programme, SURPASS is the type-2 programme.

This. The step interval is a floor, and reading it as a timetable is the most expensive mistake in the thread.

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comment on [Meta] the tier 3 rule is doing its job and people should stop complaining in c/glp1uk · 1 points · 1 year ago

Cosigning on discharge at goal. It catches people who have done everything right and did not know it was coming.

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comment on reading tier 3 threads from 2024 and half of it aged badly in c/glp1uk · 142 points · 1 year ago

Careful, that pricing figure is a headline offer with conditions attached rather than the actual monthly cost.

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comment on [Question] how do you actually verify Mounjaro in c/tirzepatide · 47 points · 1 year ago

That percentage is body weight change, not body fat. Different measurement, and the distinction gets lost every time.

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comment on three years of water content threads, summarised so you do not have to read them in c/coa · 149 points · 1 year ago

Disagree that a lower number is automatically worse. A conservative claim that survives testing is worth more than an optimistic one that does not.

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comment on [Discussion] can we stop arguing about MHRA until somebody posts a number in c/glp1uk · 34 points · 1 year ago

Disagree.

ines_lindqvist is right that the two routes are separate. A private prescription does not move you up the list.

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comment on [Discussion] can we stop arguing about MHRA until somebody posts a number in c/glp1uk · 22 points · 1 year ago

the Irish scheme cap is the single most useful fact in this board

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comment on [Discussion] dual agonist is doing more work than we give it credit for in c/tirzepatide · 11 points · 1 year ago

Did you come to this from sema, and if so how long was the gap?

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comment on [Discussion] dual agonist is doing more work than we give it credit for in c/tirzepatide · 24 points · 1 year ago

This matches mine. Milder injection-site soreness than I expected, and what there was settled inside a fortnight of each step.

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comment on [Discussion] can we stop arguing about Zepbound until somebody posts a number in c/tirzepatide · 110 points · 1 year ago

On comparing yourself with the trial number.

SURMOUNT-1 reported roughly 21% mean body weight change at 72 weeks on the highest arm. Three things get dropped every time that figure is quoted here. It is a mean, and the distribution around it is very wide. It is 72 weeks, which is a year and a half. And it is a trial population with trial support, which is not the same as a person with a spreadsheet.

Use it as a rough shape, not a benchmark. A 12% year is inside the ordinary range and people quit over it every week on this board.

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comment on [Question] how do you actually verify MHRA in c/glp1uk · 16 points · 1 year ago

Switched pharmacies mid-titration and had to restart the ladder because the concentrations did not line up.

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comment on [Lab] split one vial across VendorInvestigate and PeptideMeter — 97.2% and 96.8% in c/coa · 9 points · 1 year ago

ask for the storage condition the stability statement was written against

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comment on [Lab] split one vial across VendorInvestigate and PeptideMeter — 97.2% and 96.8% in c/coa · 119 points · 1 year ago

The four things a certificate must carry, and what each one is for.

Batch identifier ties the document to your vial; without it the document is about somebody else’s material. Date of analysis tells you when the number was true. Method — column, gradient, wavelength — is what makes the figure reproducible rather than asserted. Individual related substances give you the shape of what else is in there.

Everything beyond those four is welcome. Anything missing from them is a question to ask before you order, and in my experience the answer arrives quickly from the suppliers who have a batch record to draw it from.

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comment on why does nobody talk about disclosure in c/meta · 4 points · 2 years ago

How a rule actually changes here, since people assume it is arbitrary.

Somebody posts a proposal with replacement wording — not a complaint, actual text. It gets argued about, usually for a week or two. If it survives, it goes in with whatever amendments came out of the argument, and the change is announced with the reasoning attached.

The reason wording is required is that it is the only thing that can be evaluated. "The vendor evidence rules are too strict" cannot be adopted, rejected or amended. A proposed sentence can. Several rules on this site started as a comment in a thread like this one, which is the strongest argument for the process.

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comment on [Meta] proposal — a flair for pharmacy posts in c/glp1uk · 156 points · 2 years ago

Discharged at goal back to the GP, who would not continue it. Nobody had mentioned that this was how it ends.

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comment on [Vendor] SSA vs TFC on the same compound, same month — both cleared 97.5% in c/coa · 59 points · 2 years ago

Small fix — 214nm, not 280nm. It matters here because the impurity you are asking about barely absorbs at the longer wavelength.

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comment on tirzepatide: the version I wish someone had shown me in week 1 in c/tirzepatide · 58 points · 2 years ago

It is a dual GIP and GLP-1 receptor agonist, and the GIP arm is the part that has no equivalent in the semaglutide threads. That is why the side-effect profile reads differently rather than just milder.

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comment on am I the only one who found tirzepatide harder than the injections in c/tirzepatide · 3 points · 2 years ago

Does injection-site soreness follow the day after the shot, or is it spread across the week?

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comment on someone explain NHS to me like I have not read a paper in years in c/glp1uk · 343 points · 2 years ago

The two routes, described separately, because mixing them is where most of the confusion here starts.

The NHS route in England runs through specialist weight management services commissioned by your ICB. Criteria, waiting times and what happens at discharge are all local decisions, which is why a confident answer from somebody in a different area may be wrong for you.

The private route is an independent transaction: a consultation, a prescription and a pharmacy price. It does not affect your position on any NHS list and it is not a shortcut through one. Both are legitimate; they are simply not the same pathway and they do not connect.

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