[lotsofpulp]

Willpostforfood’s point was that “insulin” is not an old drug, as there are many forms of it, and some are new.

[WillPostForFood]

Exactly, and that the Walmart version is not "low quality". It is the older formulation. The newer better insulin analogs aren't the same old drug, but priced up. They are new, different drugs that are better.