Q&A: Are PEG- ingredients, like Olivem 300, “toxic”?

In the monthly Q&A, Holly asked, I’ve been getting into making hair care products; and I’m conflicted on PEGS. I was going to use Olivem 300 (INCI: Olive Oil PEG-7 Esters or PEG-7 olivate) in a conditioner, I’ve also used them in cleansers and micellar waters with nice results! But, I had a family member…