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RA

u/rafael_ostergaard

Contributes reviews on supplier material. Based in Medellín.

member · joined 18 Sep 2025

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Comments — page 3 of 3

comment on [Question] hair loss — what am I missing here in c/sideeffects · 108 points · 1 year ago

Correction: that is a known effect of reduced intake rather than a direct drug effect. The distinction matters because the fix is different.

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comment on [PSA] mechanism is not what most of this community thinks it is in c/glp1science · 160 points · 1 year ago

GLP-1 receptor agonism acts both peripherally — insulin secretion in a glucose-dependent way, slowed gastric emptying — and centrally, on appetite regulation. The central component is the better explanation for sustained intake reduction.

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comment on small win: dose history stopped being a problem at week 6 in c/dosinglogs · 10 points · 1 year ago

log what you did, not what you meant to do

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comment on [Discussion] 503B is doing more work than we give it credit for in c/compounding · 288 points · 1 year ago

Potency and sterility testing on the finished preparation are separate from any certificate covering the starting material. Ask which you are being shown.

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comment on does semaglutide actually matter or is it forum lore at this point in c/semaglutide · -27 points · 1 year ago

protein first, then everything else gets easier

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comment on does semaglutide actually matter or is it forum lore at this point in c/semaglutide · 271 points · 1 year ago

Minor fix — the half-life is about a week, not about a day. The rest of your point stands.

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comment on someone explain receptor to me like I have not read a paper in years in c/glp1science · 139 points · 1 year ago

Correction: that is glucose-dependent insulin secretion, which is why hypoglycaemia risk is low as monotherapy. Not the same claim as you made.

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comment on [Discussion] mechanism is doing more work than we give it credit for in c/glp1science · 228 points · 1 year ago

That conflates receptor affinity with clinical potency. They are related and they are not the same thing.

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comment on three years of 2.4mg threads, summarised so you do not have to read them in c/semaglutide · 658 points · 1 year ago

Weight change and appetite change are different endpoints on different timescales. Conflating them is where most of the confusion on this board starts.

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

the food noise going quiet is the effect people actually describe

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comment on [Discussion] nausea is doing more work than we give it credit for in c/sideeffects · 42 points · 1 year ago

Severe or persistent abdominal pain sits outside the pattern this board can usefully discuss. The honest answer there is that it needs someone who can examine you.

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comment on dose history — my 20-week log, condensed into one table in c/dosinglogs · 1 points · 1 year ago

Yes — log what happened rather than what you intended. My retrospective entries were quietly wrong every time.

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comment on dose history — my 20-week log, condensed into one table in c/dosinglogs · 5 points · 1 year ago

one line a week beats a spreadsheet you abandon

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comment on three years of Ozempic threads, summarised so you do not have to read them in c/semaglutide · 119 points · 1 year ago

STEP-1 ran 68 weeks and landed just under 15% mean body weight change on 2.4mg. It is an average of a wide distribution, not a target you have missed.

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comment on genuine question about nausea that I am slightly embarrassed to ask in c/sideeffects · 27 points · 1 year ago

Severe or persistent abdominal pain sits outside the pattern this board can usefully discuss. The honest answer there is that it needs someone who can examine you.

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comment on is it normal to get constipation at week 26 in c/semaglutide · 141 points · 1 year ago

the first four weeks are a tolerance check, not a weight-loss phase

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comment on my TSH moved and I cannot work out whether sulphur burps are why in c/sideeffects · 668 points · 2 years ago

Constipation is mostly reduced intake plus reduced fluid, not a direct effect. That is why the boring fibre and water answer keeps working.

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comment on [PSA] New Zealand is not what most of this community thinks it is in c/glp1aus · 12 points · 2 years ago

say which state only if it matters, but always say which country

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comment on [Results] 39 weeks, 14kg, and Ozempic was the hard part in c/semaglutide · 172 points · 2 years ago

STEP-1 ran 68 weeks and landed just under 15% mean body weight change on 2.4mg. It is an average of a wide distribution, not a target you have missed.

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comment on genuine question about Wegovy that I am slightly embarrassed to ask in c/semaglutide · 52 points · 2 years ago

I would push back gently. Going up because the scale paused is the single most common mistake described on this board.

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comment on reading Ozempic threads from 2024 and half of it aged badly in c/semaglutide · 48 points · 2 years ago

This matches me almost exactly, right down to the fatigue showing up on the second day and being gone by the fourth.

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comment on [Question] heart rate — what am I missing here in c/sideeffects · 167 points · 2 years ago

Severe or persistent abdominal pain sits outside the pattern this board can usefully discuss. The honest answer there is that it needs someone who can examine you.

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comment on [Question] semaglutide — what am I missing here in c/semaglutide · 0 points · 2 years ago

Are you measuring anything other than weight? Waist is usually the one that keeps moving.

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comment on someone explain 503B to me like I have not read a paper in years in c/compounding · 184 points · 2 years ago

Asked which facility and got a name straight away. Looked it up, found the registration, felt considerably better about the whole thing.

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comment on how much of what we believe about heart rate actually comes from reflux threads in c/sideeffects · 86 points · 2 years ago

Yes. Holding the dose is a real option and it does not mean you have failed at anything.

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comment on [Vendor] WWB vs QST on the same compound, same month — both cleared 98.5% in c/semaglutide · 392 points · 2 years ago

Careful. A four-week stall is inside normal variation and treating it as failure is how people escalate for no reason.

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comment on [Vendor] WWB vs QST on the same compound, same month — both cleared 98.5% in c/semaglutide · 82 points · 2 years ago

Research-use-only material is not approved for human use, so anything in this thread about how a compounded or research vial "should" behave is a chemistry discussion, not a dosing one.

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comment on the Netherlands: state board, and what it actually costs here in c/compounding · 27 points · 2 years ago

This. Compounded preparations carry no equivalence claim, and treating them as generics is a category error people make constantly.

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comment on the Netherlands: state board, and what it actually costs here in c/compounding · 171 points · 2 years ago

the label on a compounded vial is a legal document, read it

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comment on [Discussion] fatigue is doing more work than we give it credit for in c/sideeffects · 3 points · 2 years ago

Disagree. Severe abdominal pain is not on the list of things to wait out, and this board should not be treating it as one.

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comment on week 52 check-in — 14kg down, reflux manageable, one thing confusing me in c/sideeffects · 1 points · 2 years ago

if it is severe or persistent that is a clinician question, not a board question

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comment on tried reflux for 11 weeks. here is what happened. in c/sideeffects · 1 points · 2 years ago

the food noise going quiet is the effect people came for, and sulphur burps are the toll for the first fortnight

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comment on [Question] how do you actually verify Wegovy in c/semaglutide · 87 points · 2 years 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 [Discussion] heart rate is doing more work than we give it credit for in c/sideeffects · 890 points · 2 years ago

Small fix — the shedding follows the rate of weight loss, not the compound, and it is temporary.

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comment on nobody warned me about fatigue and I would have liked the warning in c/sideeffects · 280 points · 2 years ago

Most of the common complaints trace back to slowed gastric emptying — early fullness, reflux, nausea after a large or fatty meal. That is also why meal size and speed change the experience more than anything else.

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