Does a vial of Fiasp really only last 28 days?

[CatLady]

Here’s an interesting link that you might find helpful:

The great unrefrigerated (& expired) insulin demo

The long-time Unlimiteds have already seen this kind of stuff. But for newer members, I wanted to share it with a new demo. I am calling this a “demo” instead of an “experiment”, because really by now, there is no more experimenting. I know what is going to happen, I am just trying to show it. Perhaps you recall this one from last year: car-baked-insulin-an-experiment-for-irish That was a fun thread! And it was a little bit different, it was in a hot car in the summer for 4 days. But since …