colourant

I'm wondering what everyone's favourite dyes and colourants are for use in Bath Bombs! I'm currently trying to perfect my recipe but the colourants are something that I'm stumped on.. mainly which ones are good and where to buy them! Especially where to buy them. Anyone want to share their...

I'm about to order some supplies after unmolding my 4th batch. Just having so much fun! All is going pretty well and I want to start playing with colour. I'm going to order some micas, oxides etc. and wondered if anyone might have suggestions for a basic palette to begin with, of stuff that...