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EM

u/emil_agyeman

Contributes reviews on supplier material. Based in Rosario.

member · joined 13 Apr 2025

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Comments — page 3 of 3

comment on why does nobody talk about mechanism in c/glp1science · 23 points · 10 months ago

This. Albumin binding and modification are why the half-life is what it is, and it is a design decision rather than an accident.

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comment on what would you tell week-1 you about ACHIEVE in c/orforglipron · 7 points · 10 months ago

the manufacturing story is genuinely different from the injectables

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comment on the log question that gets asked weekly, answered properly in c/dosinglogs · 2 points · 10 months ago

Same. Waist monthly was the column I added late and wish I had started with.

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comment on [PSA] Janoshik is not what most of this community thinks it is in c/labresults · 3 points · 10 months ago

say whether you paid for it yourself

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comment on [Discussion] we are measuring mechanism at the wrong time and calling it noise in c/glp1science · 1 points · 10 months ago

Spent an evening on the receptor distribution literature and the side-effect map suddenly stopped looking random.

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comment on [Discussion] we are measuring mechanism at the wrong time and calling it noise in c/glp1science · 1 points · 10 months ago

GIP is the arm people argue about because the biology is genuinely unsettled

aa_analysis_andy is right that mechanism gives direction and not magnitude. Worth pinning.

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comment on why does nobody talk about glucagon in c/retatrutide · 255 points · 11 months ago

Agreed on the heart-rate reports. They are consistent enough across the threads to be worth noting, not enough to be a finding.

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comment on what changed for me between month 9 and month 14 in c/cagrilintide · 1 points · 1 year ago

This. Complementary mechanisms rather than more of the same is the actual argument for the pairing.

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

Left up.

Disagreeing with this line: that figure is from a combination arm and is being quoted as monotherapy.

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comment on ferritin — my 22-week log, condensed into one table in c/bloodwork · 1 points · 1 year ago

That is a non-fasting value and the interval you are comparing it against is a fasting one.

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comment on SURPASS — 11 things I got wrong before I got it right in c/trialwatch · 42 points · 1 year ago

Is that intention-to-treat or completers?

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comment on [Question] Janoshik — what am I missing here in c/labresults · 191 points · 1 year ago

Area percent and net peptide content are different measurements and most reports give one.

This is why the template has a batch field. Without it the result is about a vial nobody can identify.

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comment on [Results] 51 weeks on 2.4mg, full numbers, ask me anything boring in c/orforglipron · 13 points · 1 year ago

Assumed the peptide purity conversations transferred and they do not. Different analytical problem entirely.

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comment on [Vendor] BCH order #17 — Germany, 12 days, no drama, receipts inside in c/intlshipping · 45 points · 1 year ago

reship policy in writing before you order

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comment on [Results] 2 weeks on 7.5mg, full numbers, ask me anything boring in c/cagrilintide · 9 points · 1 year ago

The tolerability tables were more informative than the headline numbers, which is usually the case and never how it gets summarised.

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comment on [Discussion] batch is doing more work than we give it credit for in c/coa · 50 points · 1 year ago

Not quite. Two labs with different gradients can resolve a close-eluting impurity differently and both be reporting honestly.

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comment on [Lab] 9th independent test on QYB — 97.7% on a claimed 97.0%, and the trend is the interesting part in c/retatrutide · 39 points · 1 year ago

Agreed, and the framing that helps is: this is a phase 2 compound with phase 3 running.

This is the sentence the rest of the board should read first. Phase 2 is not a label.

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comment on reading packaging threads from 2024 and half of it aged badly in c/intlshipping · 61 points · 1 year ago

a quoted lead time you can hold them to is worth more than a fast one you cannot

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comment on [Question] is 99.1% actually fine or am I being sold a rounding error in c/coa · 93 points · 1 year ago

Related substances itemised individually is a much stronger document than a single total, because it tells you the shape of the impurity profile rather than its size.

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comment on [Question] is 99.1% actually fine or am I being sold a rounding error in c/coa · 13 points · 1 year ago

area% is not mass%, and the difference is the whole game

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comment on SURPASS — 15 things I got wrong before I got it right in c/trialwatch · 147 points · 1 year ago

Argued for a week about a result and then read the limitations section, which conceded most of my opponent’s point.

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comment on stalled for 12 weeks at 10mg and I refuse to panic this time in c/retatrutide · 8 points · 1 year ago

Yes — the comparison threads are apples to oranges and they generate more heat than anything else here.

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comment on EMS — 23 things I got wrong before I got it right in c/intlshipping · 34 points · 1 year ago

A lane is an origin, a destination, a carrier and a season. Change any one and the distribution changes, which is why supplier-level shipping averages are close to meaningless.

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comment on [Discussion] the purity advice in here is 3 years out of date in c/coa · 61 points · 1 year ago

Net peptide content is the fraction of the powder that is actually peptide once counterion, water and residual solvent are accounted for. A 99% pure acetate salt can still be about 85% peptide by mass.

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comment on [Meta] the FLOW rule is doing its job and people should stop complaining in c/trialwatch · 42 points · 1 year ago

Relative risk reduction without the baseline rate is uninterpretable. A large relative reduction on a small absolute risk is a small absolute benefit.

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comment on three years of appetite threads, summarised so you do not have to read them in c/glp1science · 21 points · 1 year ago

The incretin effect is the observation that oral glucose provokes a larger insulin response than intravenous glucose at matched glycaemia, and the difference is mediated by gut hormones. That is the foundation the whole class sits on.

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comment on [Discussion] dose history is doing more work than we give it credit for in c/dosinglogs · 5 points · 1 year ago

Logged the missed weeks as blanks rather than skipping them. The gaps turned out to be the informative part.

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comment on [Question] how do you actually verify half-life in c/glp1science · 412 points · 1 year ago

Long half-life in this class comes from structural modification that promotes albumin binding and resists enzymatic degradation. Weekly dosing is a consequence of the molecule, not a convenience decision.

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comment on [Question] how do you actually verify SURPASS in c/trialwatch · 74 points · 1 year ago

trial populations get support that nobody on this board gets

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comment on why does nobody talk about appetite in c/glp1science · 965 points · 1 year ago

Tolerance to the gastric effect develops with continued exposure while the appetite effect largely persists. That single fact explains most of the "it settles but it still works" pattern the side-effect board reports.

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comment on [Question] DHL — what am I missing here in c/intlshipping · 142 points · 1 year ago

Same lane in a different season for comparison?

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comment on [Results] 38 weeks, 6kg, and satiety was the hard part in c/cagrilintide · 137 points · 1 year ago

Combination and monotherapy arms must be read separately. Efficacy and tolerability both differ substantially between them and summaries routinely blur the two.

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comment on [Results] 45 weeks on 0.25mg, full numbers, ask me anything boring in c/retatrutide · 159 points · 1 year ago

a lot of the confident posting here is extrapolation

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comment on three years of oral GLP-1 threads, summarised so you do not have to read them in c/orforglipron · 10 points · 1 year ago

That is a phase 2 result being quoted as though the programme had reported.

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comment on [Meta] the FLOW rule is doing its job and people should stop complaining in c/trialwatch · 7 points · 1 year ago

Retitled: the original quoted a diabetes endpoint as an obesity result.

This is the distinction that would end about half the arguments on this board.

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comment on [Meta] the retatrutide rule is doing its job and people should stop complaining in c/retatrutide · -31 points · 1 year ago

Yes — the glucagon arm is what makes it a different proposition rather than a stronger version of the others.

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comment on help me understand area percent, I have read the wiki twice in c/coa · 8 points · 1 year ago

Water content 3.8%, acetate 6.2%, purity 99%, net peptide about 90% of label weight. All four numbers honest, and I had to read it twice.

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comment on [Results] 57 weeks, 25kg, and glucagon was the hard part in c/retatrutide · 205 points · 1 year ago

Cosigning the escalation point. Almost every difficult report on this board is from somebody who went up quickly.

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comment on reading cagrilintide threads from 2024 and half of it aged badly in c/cagrilintide · 2 points · 1 year ago

Combination and monotherapy arms must be read separately. Efficacy and tolerability both differ substantially between them and summaries routinely blur the two.

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comment on genuine question about weekly update that I am slightly embarrassed to ask in c/dosinglogs · 5 points · 1 year ago

Attribution requires that one thing change at a time. A log with dose, training and intake all moving in the same fortnight cannot assign anything to any of them.

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