Fat Dispersible Food Coloring, Black, 5 Grams by Roxy & Rich. Roxy & Rich's Fat Dispersible Dusts are the latest innovation in powdered food coloring. These matte finish, insoluble Fat Dispersible food colors are ideal for coloring fatty substances, such as chocolate and fat containing icings. Coloring is achieved through the dispersion of the colored particles, and is perfect to limit color bleeding when several colors are used side by side. Nut free, lactose free, gluten free and vegan. Food use, Health Canada and EU approved. Bottle of 5 grams.