Is there a difference between glycerin that you find at like a drug store and "vegetable" glycerin? I've seen glycerin at Walgreens, but it says nothing about if it's vegetable or not.
my Fotki hair journey/experiment diary PW is brio (and I really need to update it!)
3A hair; coloring with henna/indigo since July 2009; normally follow the CG method. Still searching for my HG products!