Rheology modifiers

Yesterday, we met Genugel® G-130, kappa-carrageenan, which creates firm, brittle, solid gels. Today, let’s meet iota-carrageenan, an anionic or negatively charged thickener that creates soft, elastic gels. As a note, you’ll notice a lot of duplications from yesterday’s post, but there’s no point in re-writing something just to make it look different.  If you’ve ever...

As a note, there are a few different kinds of carrageenans we can buy, the most common being iota-carrageenan or kappa-carageenan. I’ll be writing about both. If you’ve ever made jelly soap, you’ve probably used iota-karageenan, which creates soft, wiggly, elastic gels.  Genugel® G-130 carrageenan (kappa) is an anionic or negatively charged water dispersible thickener derived from...