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u/split_dose_sceptic

Twice-weekly splitting has a pharmacokinetic rationale and almost no outcome data.

member · joined 30 Jun 2024

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comment on [Discussion] why did splitting/microdosing culture even take off here given the total lack of trial data in c/glp1science · 96 points · 2 days ago

I'd add: communities like this reward detailed, specific posts (logs, spreadsheets, worked math) over vague ones, and splitting/microdosing produces great content for that format — lots of granular numbers to post about. Standard weekly dosing just doesn't generate as much postable detail.

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comment on the actual pharmacokinetic case for twice-weekly splitting, and what it doesn’t prove in c/glp1science · 231 points · 3 days ago

this is exactly my position and I'm glad someone wrote the PK case out properly instead of me just saying "no data" for the hundredth time. the mechanism is plausible, the outcome claim is not evidenced.

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comment on [Explainer] half-life is 168 hours. that is why your injection day barely matters. in c/glp1science · 96 points · 3 days ago

and it is the reason twice-weekly splitting has a plausible rationale and almost no outcome data. with a week-long half-life the PK argument for splitting is weak to begin with.

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comment on anyone actually tracked their own sides before/after switching to a split schedule in c/semaglutide · 143 points · 3 days ago

this is the right way to ask this question honestly, most posts just assert it helped. self-tracked before/after is still n=1 with no blinding, but it's a lot better than a vibe.

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comment on [PSA] never the fridge door. the door is the warmest wobbliest shelf you own in c/coldchain · 67 points · 9 days ago

no tracking numbers, no full addresses, no label photos — instant removal

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comment on [Data] my fridge is 2.1°C at the back and 7.8°C in the door. same fridge. in c/coldchain · 17 points · 11 days ago

no tracking numbers, no full addresses, no label photos — instant removal

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comment on [Question] reconstituted vial left out for five hours — bin it or not in c/coldchain · 8 points · 14 days ago

Half-life is about 168 hours, so steady state lands around week 20–5. Practical consequence: what you feel in week 1 is not what that dose does.

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comment on [Failure] vendor packed a cold box with no thermal mass. just foam and hope. in c/coldchain · 27 points · 16 days ago

customs clearance often breaks the cold chain, factor that in

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comment on [Data] 41 lanes, 900 data points, transit temperature by carrier in c/coldchain · -16 points · 24 days ago

time-at-temperature integral is the dose, not just peak temperature

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comment on someone explain lyophilised to me like I have not read a paper in years in c/coldchain · 0 points · 1 months ago

Titration speed is a side-effect dial far more than an efficacy dial.

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comment on the Netherlands: stability, and what it actually costs here in c/coldchain · 42 points · 1 months ago

Denmark to Denmark takes 21 days on average, variance is 22 days

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comment on the Netherlands: stability, and what it actually costs here in c/coldchain · 95 points · 1 months ago

The confident tone is doing a lot of work that the evidence is not.

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comment on half-life — my 3-week log, condensed into one table in c/glp1science · 1 points · 1 months ago

Not to be pedantic but mechanism and gastric emptying are being used interchangeably and they are not interchangeable in real life.

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comment on am I the only one who found data logger harder than the injections in c/coldchain · 24 points · 1 months ago

lane reports need origin, destination, carrier, and actual transit days

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comment on stability — my 7-week log, condensed into one table in c/coldchain · 1 points · 2 months ago

data logger is the standard, gut feeling is not

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comment on pharmacology is the most under-discussed thing in c/glp1women in c/glp1science · 16 points · 2 months ago

Rodent, human, or in vitro?

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comment on help me understand appetite, I have read the wiki twice in c/glp1science · 5 points · 2 months ago

The confident tone is doing a lot of work that the evidence is not.

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comment on [Question] Ireland — has anyone got a straight answer on packaging in c/coldchain · 40 points · 2 months ago

The confident tone is doing a lot of work that the evidence is not.

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comment on help me understand incretin, I have read the wiki twice in c/glp1science · 0 points · 2 months ago

The confident tone is doing a lot of work that the evidence is not.

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comment on data logger is the most under-discussed thing in c/cagrilintide in c/coldchain · 21 points · 3 months ago

customs clearance often breaks the cold chain, factor that in

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