What That Changes for Frozen Pharma Shipments
US dry ice production is running at about 4,600 tons a day, and demand has grown roughly 5% a year for the past decade. This month those two lines crossed. Supply is now falling behind demand nationally, and cold-chain packaging suppliers have started moving customers mid-stream onto phase-change materials and reusable insulated systems instead. Packaging Dive, Supply Chain Dive and Logfret all reported the shift within the past week.
If you move frozen product, the part that matters isn’t the shortage. It’s the substitution.
A Shortage That Doesn’t Respond to Ordering Earlier
Most cold-chain constraints are demand problems. Capacity tightens, rates climb, and the shippers who book earliest get served first. You can plan around that, because the supply exists and the only real question is who gets it.
This one runs the other way. Production capacity doesn’t expand because your forecast did. Ordering further ahead doesn’t create tons that aren’t being made, and paying more only works until your supplier is rationing something they can’t produce more of either.
So the usual levers don’t do much. What happens instead is quieter. Your packaging supplier finds an alternative, offers it to you, and in some cases simply ships it.
Your Packaging Configuration May Change Before Your Paperwork Does
This is where a supply story turns into a compliance one.
If your frozen lanes are qualified on a dry ice configuration, that qualification is specific. It covers a defined quantity, a defined pack-out, a defined hold time and a defined ambient profile. It was tested that way, and it’s documented that way.
Phase-change materials behave differently. They hold a temperature band rather than sublimating toward one. They have their own pre-conditioning requirements. Their failure mode is different too: a PCM pack-out that runs out of thermal capacity drifts, where a dry ice pack-out that runs out goes warm faster and more visibly.
None of that makes PCM the weaker option. In several respects it’s the stronger one, and reusable systems carry a genuine sustainability argument. But it’s different, and different is the entire point. A packaging substitution isn’t a procurement decision. It’s a qualification decision.
The exposure this month isn’t that you can’t get dry ice. It’s that someone reasonable in your organisation accepts a sensible-looking alternative from a supplier, and the validation file doesn’t catch up until an auditor asks it to.
Questions Worth Raising This Week
Three things worth putting to your packaging supplier and your own quality group before any of this turns into an exception report.
It’s worth asking your packaging supplier directly whether they’re planning any substitution on your configurations, and on what timeline. A clear “no current plans” is useful. A vague answer is useful too, in a different way.
It’s worth confirming which of your lanes are qualified on dry ice specifically rather than on a temperature range generally. Those are the exposed ones, and the list is usually shorter than people expect.
And it’s worth settling now who signs off if a configuration changes mid-programme. That’s a much easier conversation to have in August than in the middle of a shipment.
The Harder Set, For Whoever Moves It
A packaging change doesn’t stop at the packaging. It still gets loaded, crossed and delivered by someone, and the carrier is where a substitution either holds or quietly doesn’t. Those questions are worth putting directly to your transport provider, and a good one won’t mind being asked.
What changes in their handling when the configuration changes? Dry ice and phase-change materials want different things at the dock. Pre-conditioning, dwell time and how long a door stays open all matter more with one than the other.
What does their temperature data actually show you, and how often? A reading at pickup and another at delivery is a very different record from a continuous one, and the difference between the two only becomes visible when something drifts.
Who tells you when it does drift, and how quickly? Hearing about it mid-shipment leaves you options. Hearing about it afterwards leaves you a deviation report.
And what will they hand your auditor for a lane whose configuration changed mid-programme? That’s a fair thing to ask to see a sample of before you need the real one.
None of this is urgent in the way a tariff deadline is urgent. It’s a supply-side shortage, so it won’t resolve on anyone’s timeline, and it won’t announce itself either. It’ll show up as a line item on a packaging quote.
If you’re working through a substitution on frozen lanes this quarter and want to talk it through, we’re around.
About Vitesse Transport: Based in Montreal, Vitesse Transport has provided FTL, LTL, and 3PL transport services across Canada, the US, and Mexico for 25 years, with a dedicated pharmaceutical logistics division built on GDP and GMP certification. That combination of long-standing cross-border experience and focused pharmaceutical expertise makes us a trusted partner for pharmaceutical companies who can’t afford to compromise.
