starlord wrote:

There IS things that can be done in low earth orbit, for one thing, on the
shuttle as a test, they where able to make micro beads that are used in
[insulin] pumps as filters, they where able to make them not only smaller,
but rounder too.

I think you are misremembering. There was a very early experiment to make
monodisperse latex spheres as electron microscope calibration targets.
That's not something there's a large demand for, and doesn't have anything
to do with insulin.

Paul