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646
c/coldchain·posted 8 months ago by u/anya_salgado

am I the only one who found packaging harder than the injections

Data Clean Column ×5

lyophilised. That is the whole post, but I will justify it.

Everything else people worry about in c/researchpeptides is downstream of it. Titration speed, early fullness, the endless dose arguments — most of it resolves if you sort lyophilised out first, and almost nobody does.

I say this having got it wrong for 24 months. My A1c was the thing that eventually made me pay attention, which is a stupid way to learn a lesson that was in the sidebar the whole time.

934 up / 288 down76% upvoted13 commentsid pt83i88 Nov 2025

13 comments

11 in this archive, depth 4

best — the order this archive was captured in

u/ireland_drugs_pay79 points·8 months ago

Strongly agree. Peak temperature is not the whole story.

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u/preservative_free_p65 points·8 months ago

a warm courier van is a bigger problem for a mixed vial than for dry powder

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[deleted]27 points·8 months ago

[deleted]

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u/transit_variance49 points·8 months ago

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

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u/anya_rautio38 points·8 months ago

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

Yes, exactly this, and it is the bit that took me 27 weeks to accept.

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u/ines_lindqvist21 points·8 months ago

customs clearance often breaks the cold chain, factor that in

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u/priya_guerrero6 points·8 months ago·edited

This is correct. Dry powder is way more robust than liquid.

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u/nikhil_asante15 points·8 months ago

Strongly agree. Peak temperature is not the whole story.

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u/appeal_letter_al22 points·8 months ago

Yeah, data logger is the only acceptable proof.

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u/preservative_free_p8 points·8 months ago

Peak temperature and how long at that temperature?

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u/chidi_abubakar25 points·8 months ago·edited

This is correct. Dry powder is way more robust than liquid.

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About c/coldchain

Temperature and stability in the real world: what an excursion actually costs you, why lyophilised powder is far more forgiving than reconstituted solution, how to read a logger CSV, and how to photograph a failed shipment so the conversation with the vendor is short.

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