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u/niels_lindqvist

Contributes reviews on supplier material. Based in Córdoba.

member · joined 16 Jul 2025

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Comments — page 2 of 3

comment on nobody warned me about injection-site soreness and I would have liked the warning in c/semaglutide · 0 points · 8 months ago

What dose and how many weeks at it before this started?

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comment on titration: what the trials say vs what this community says in c/semaglutide · 313 points · 9 months ago

The weekly interval comes out of the half-life — roughly a week — so you are on a smooth curve rather than a series of spikes. That is also why moving your day slightly does very little.

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comment on [Question] how do you actually verify stopped in c/darkspot · 4 points · 9 months ago

A public correction of a wrong accusation is worth more to the record than the original report, because it is the thing that keeps the rest of the archive trustworthy.

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comment on how much of what we believe about integration actually comes from LC-MS threads in c/hplc · -15 points · 9 months ago

UV response is not uniform across species. At 214nm you are looking at the peptide bond, which is why it is the working wavelength for this class; at 280nm you only see tryptophan, tyrosine and phenylalanine.

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comment on [PSA] what went wrong is not what most of this community thinks it is in c/darkspot · 17 points · 9 months ago

What would have caught it earliest?

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comment on [Question] how do you actually verify crypto in c/cryptopay · 19 points · 9 months ago

send a test amount first if the total is large

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comment on [Discussion] can we stop arguing about USDC until somebody posts a number in c/cryptopay · 56 points · 10 months ago

The transaction hash is the canonical receipt: it is public, verifiable by either party, and it is what a support query should quote.

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comment on how much of what we believe about HPLC actually comes from integration threads in c/hplc · 61 points · 10 months ago

Gave the same trace to two people I trust and got two integrations about a point apart.

This is the whole methodological point of the board in one line.

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comment on how much of what we believe about HPLC actually comes from integration threads in c/hplc · 135 points · 10 months ago

integration decisions move the number more than the sample does

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comment on [Meta] proposal — a flair for LC-MS posts in c/hplc · 91 points · 10 months ago

Carryover from a previous high-concentration injection looks exactly like a small impurity. The blank injection is four minutes and it removes the ambiguity entirely.

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comment on [Discussion] we are measuring TRIUMPH at the wrong time and calling it noise in c/retatrutide · 5 points · 11 months ago

Agreed, and the glucagon arm is exactly why the comparison threads do not work.

Disagree with this specific inference. A 48-week readout does not tell you the shape of the curve after it.

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comment on [Discussion] we are measuring food noise at the wrong time and calling it noise in c/semaglutide · 50 points · 11 months ago

Cosigning.

Right, and the timescale is the bit that keeps getting lost. Judge a step at a month, not at a weekend.

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comment on how much of what we believe about HPLC actually comes from LC-MS threads in c/hplc · 100 points · 11 months ago

What wavelength, and what was the gradient?

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comment on how much of what we believe about HPLC actually comes from LC-MS threads in c/hplc · 11 points · 11 months ago

Area percent is the integrated area of your peak over the total integrated area at one wavelength on one gradient. Change any of those and the number changes without the sample changing.

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comment on what would you tell week-1 you about Wegovy in c/semaglutide · 0 points · 12 months ago

What did week 31 look like compared with this one? The month either side is the useful comparison.

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comment on what would you tell week-1 you about Wegovy in c/semaglutide · 88 points · 12 months ago

the food noise going quiet is the effect people actually describe

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comment on Ozempic: what the trials say vs what this community says in c/semaglutide · 113 points · 1 year ago

The weekly interval comes out of the half-life — roughly a week — so you are on a smooth curve rather than a series of spikes. That is also why moving your day slightly does very little.

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

nausea that arrives on day two and fades by day four is the standard shape

anya_erdogan is describing the standard shape here and it matches the trial data better than most anecdotes do.

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comment on [Question] is 97.4% actually fine or am I being sold a rounding error in c/hplc · 4 points · 1 year ago

Agreed.

This is the whole methodological point of the board in one line.

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comment on integration — 22 things I got wrong before I got it right in c/hplc · 49 points · 1 year ago

A shoulder that does not baseline-resolve cannot be quantified honestly. You can report it as an unresolved shoulder, which is useful information, or you can develop the method until it resolves.

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comment on [PSA] gas fees are not what most of this community thinks it is in c/cryptopay · 49 points · 1 year ago

Rate quotes expire because the underlying rate moves.

Adding the cheap insurance — test amount first on anything large.

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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 · 68 points · 1 year 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 does lost money actually matter or is it forum lore at this point in c/darkspot · 20 points · 1 year ago

Nothing here is medical advice, and the honest version of most of these posts is that they describe consequences rather than causes.

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comment on how much of what we believe about gas fees actually comes from USDC threads in c/cryptopay · 47 points · 1 year ago

Rate quotes expire because the underlying rate moves. A short expiry is ordinary; urgency about your decision is a separate signal and should be read separately.

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comment on dose escalation — my 16-week log, condensed into one table in c/retatrutide · 40 points · 1 year ago

Small fix — three receptors, not two. GLP-1, GIP and glucagon, and the third one is the reason this compound gets its own board.

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comment on dose escalation — my 16-week log, condensed into one table in c/retatrutide · -29 points · 1 year ago

Phase 2 estimates effect and finds a dose range. Phase 3 estimates it precisely in a bigger population and catches what phase 2 was too small to see. Treating them as the same tier of evidence is the recurring error here.

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comment on dose escalation — my 16-week log, condensed into one table in c/retatrutide · 930 points · 1 year ago

The phase 2 readout ran to 48 weeks in a few hundred participants with a slow escalation. Both the size and the duration matter when people quote the headline number.

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

axis labels or the trace is decoration

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comment on [Meta] the Wegovy rule is doing its job and people should stop complaining in c/semaglutide · 482 points · 1 year ago

The weekly interval comes out of the half-life — roughly a week — so you are on a smooth curve rather than a series of spikes. That is also why moving your day slightly does very little.

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comment on switched from 0.5mg to 1.0mg and muscle cramps got better, not worse in c/semaglutide · 65 points · 1 year ago

First month I lost almost nothing and nearly quit. Month two and three were where it all happened.

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comment on the chargeback thing finally clicked for me and I want to write it down in c/cryptopay · 36 points · 1 year ago

Asked which networks FGP accepted before ordering and picked the cheapest one at that hour. Saved more than the difference in price.

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comment on why does nobody talk about gradient in c/hplc · 42 points · 1 year ago

Yes — system suitability first. Without it the number is an assertion about the instrument, not the sample.

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comment on [Results] 96 weeks, 40kg, and 2.4mg was the hard part in c/semaglutide · 15 points · 1 year ago

First month I lost almost nothing and nearly quit. Month two and three were where it all happened.

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

the energy-expenditure story is mechanistically interesting and clinically unproven

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comment on someone explain phase 2 to me like I have not read a paper in years in c/retatrutide · 95 points · 2 years ago

Independent purity testing on this compound is thin compared with the older molecules, simply because fewer members have paid for it. Fewer results means wider uncertainty, not a verdict.

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comment on [Lab] split one vial across VendorInvestigate and PeptideMeter — 94.2% and 97.9% in c/semaglutide · 2 points · 2 years ago

Correct, and worth adding: the trial average is an average. Half the people in it did worse than 15% and were still on the drug.

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comment on [Question] semaglutide — what am I missing here in c/semaglutide · 1 points · 2 years ago

Dropped my injection day by two days once because of travel. Nothing happened. The panic was worse than the effect.

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comment on what changed for me between month 6 and month 10 in c/semaglutide · -17 points · 2 years ago

do not chase somebody else’s titration schedule, they are not you

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comment on [Lab] 2th independent test on BCH — 97.8% on a claimed 97.5%, and the trend is the interesting part in c/retatrutide · 251 points · 2 years ago

Glucagon receptor agonism is associated with increased energy expenditure and with hepatic effects.

employer_carveout is right about the escalation being the variable. It explains most of the difficult reports here.

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comment on [Lab] split one vial across PeptideMeter and VendorInvestigate — 93.7% and 94.2% in c/hplc · 20 points · 2 years ago

Agreed. Two analysts, one trace, two integration choices, and a spread that has nothing to do with the vial.

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