Raise a glass to the nearly 1,934 people with diabetes across Germany, Austria, and Switzerland who took the time to fill out a survey about something most of us never think about: what happens to all those glucose sensors, insulin pump cartridges, and smart pen needles after they've done their job. Turns out, a lot of them end up in the trash. And these folks have opinions about that.

I've spent decades watching medical technology evolve from clunky, terrifying contraptions into sleek little gadgets that practically whisper blood sugar readings into your ear. Continuous glucose monitors, automated insulin pumps, connected smart pens - the diabetes technology revolution has been nothing short of spectacular. People are living better, longer, more empowered lives. But here's the thing nobody talked about at the conference buffet: every one of those miraculous little devices comes wrapped in plastic, sealed in more plastic, cushioned with cardboard, and eventually tossed into a bin where it joins a growing mountain of medical e-waste.

The Survey That Asked the Uncomfortable Question

A research team recently conducted an online survey across the German-speaking world between November and December 2024, polling people living with diabetes about something manufacturers would probably rather not discuss: the environmental footprint of their daily diabetes supplies.

The results were fascinating, if somewhat predictable to anyone who has ever tried to recycle while also keeping themselves alive.

Of the 1,934 respondents, a whopping 69% - that's 1,332 people - said they'd prefer more reusable devices. Nearly half (45%, or 865 people) expressed genuine concern about packaging waste. These are not small numbers. These are people looking at the daily pile of plastic wrappers, sensor applicators, and cardboard boxes accumulating on their kitchen counters and thinking, "There has to be a better way."

But here's where the story gets interesting, and honestly, completely understandable.

Safety First, Planet Second (And That's Okay)

When asked to rank what actually mattered most in choosing their diabetes technology, environmental friendliness landed somewhere near the bottom of the list. Safety, effectiveness, and usability - the holy trinity of "please keep me alive and functional" - dominated the rankings by a country mile.

And honestly? I can't fault anyone for that. I've been in this field long enough to remember when insulin pumps were the size of a brick and about as elegant. When someone finally hands you a device that helps you avoid dangerous blood sugar swings, sleep through the night without alarm-induced panic, and generally live your life without diabetes riding shotgun on every decision, you're not going to reject it because the packaging isn't compostable.

This is the central tension the study so elegantly highlights. People with diabetes care about the environment. They genuinely do. But asking them to prioritize sustainability over their own health outcomes is, as the researchers put it, "neither realistic nor fair." I'd go further and call it a bit absurd, like asking someone to worry about the carbon footprint of their life raft while they're still in the water.

The Trash Problem Nobody Warned Us About

Let's talk numbers for a moment, because the scale is staggering when you zoom out. There are over 530 million adults living with diabetes worldwide, according to the International Diabetes Federation. The use of continuous glucose monitors alone has exploded in recent years - these sensors typically get replaced every 10 to 14 days. Each one comes with an applicator, adhesive patch, transmitter housing, and enough packaging to make an unboxing video.

Multiply that by millions of users, add in pump infusion sets changed every two to three days, pen needles used multiple times daily, and the test strips that many still rely on, and you start to see a waste stream that would make a landfill engineer weep quietly into their hard hat.

The electronic waste component is particularly thorny. Glucose sensors contain small batteries and circuit boards. Insulin pumps have lithium batteries, Bluetooth modules, and microprocessors. When these devices reach end-of-life, they can't just be tossed in the recycling bin next to your yogurt containers. They require specialized e-waste processing that, in many regions, simply doesn't exist in accessible form for individual consumers.

So Whose Job Is It, Anyway?

This is where the study's conclusions really shine, and where my decades of watching well-meaning initiatives fizzle give me both hope and healthy skepticism.

The researchers argue - and I think they're right - that the burden of greening diabetes care cannot and should not fall on the shoulders of patients. Instead, they point to three groups who actually have the power to move the needle (pun fully intended):

Manufacturers need to embrace eco-design principles. That means building devices with recyclable materials, reducing unnecessary packaging, designing for reusability where possible, and thinking about end-of-life disposal before a product ever hits the market. Some companies are already making noise about sustainability commitments, but the gap between press releases and actual product redesign remains, shall we say, generous.

Policymakers need to establish proper recycling infrastructure for medical devices and integrate sustainability criteria into regulatory approval and reimbursement decisions. Right now, the regulatory landscape for medical devices focuses almost exclusively on safety and efficacy. Adding environmental impact to that equation would be a game-changer, though it would also require regulators to develop entirely new frameworks.

Healthcare systems themselves need to factor environmental considerations into procurement decisions and clinical guidelines. When a hospital system or insurance network chooses which devices to stock or reimburse, sustainability could be one factor among many - not the deciding factor, but a factor nonetheless.

A Historical Perspective From Someone Who's Seen This Before

I've watched medicine grapple with environmental responsibility before. The shift away from mercury thermometers, the reduction of PVC in IV bags, the move toward reprocessing single-use surgical instruments - none of it happened because patients demanded it. It happened because manufacturers, regulators, and health systems made deliberate choices.

The diabetes technology space is ripe for the same kind of transformation. And the survey data suggests that patients would welcome it - enthusiastically, even - as long as nobody asks them to compromise on the devices that keep them healthy.

That's the deal, and it strikes me as eminently reasonable. Give people with diabetes greener options that work just as well, and they'll choose them. But don't make them feel guilty about choosing survival over sustainability in the meantime.

The Road Forward

The coordinated approach the researchers advocate - manufacturers designing better, policymakers creating frameworks, and healthcare systems incentivizing sustainability - is the only path that makes sense. It's also the hardest path, because it requires multiple stakeholders who don't always talk to each other to suddenly start collaborating.

But I've been around long enough to know that these things do happen, usually slower than we'd like and faster than we expect. The fact that nearly 2,000 people with diabetes took the time to say "yes, we care about this" is itself a signal. It's a market signal, a policy signal, and a human signal all rolled into one.

The planet didn't ask for diabetes technology waste. But the people who depend on that technology are raising their hands and saying they'd like a cleaner option - just as soon as someone builds one that works.

This blog post discusses research findings and should not be taken as medical advice. If you have concerns about diabetes management or diabetes technology, please consult a healthcare provider. Research discussed here represents ongoing scientific investigation and clinical validation is still in progress.

All images used in this post are decorative illustrations only and do not represent or reflect the accuracy, reality, or correctness of the referenced research.

Primary Source: Environmental Impact of Diabetes Technology: Survey Results from Germany, Austria, and Switzerland. PubMed. 2025. PMID: 41964171