poly80

I am currently trying to make bath bombs with mica, which i understand is a challenge, but I just love that silky/shimmery look just like @wwfco on instagram. My current recipe is 1cup sodium bicarb 1/2cup citric acid 2 teaspoons of mica 2 teaspoons of polysorbate 80 1 teaspoon fragrance oil 1...

Hi all! I was wondering if you could help me out. I have been using brown mica powder for bath bombs and I recently noticed that my bath bombs are letting out brown & huge black rings that cling to the side of the tub rather than the usual brown. The only thing that has changed is the addition...