Originally Posted by Peckish

No, it is a starch. Calling it a "starch alternative" doesn't mean it's not starch, it means it's an alternative to the traditional starches such as Sta-Flo and Niagra. It is simply a marketing ploy. They do clarify it so it's clear, add surfactants that help it sink into the fabric clearer, and make it smell pretty. The bottle that I have states very clearly it is starch, and if you do a Google search for Best Press MSDS, you will see that it is listed as a starch.

MSDS = Material Safety Data Sheet. Required of manufacturers by the federal government for any solution, solvent, etc.