Candy melts/chocolate are oil-based and regular gel colors are water-based. Adding regular gel colors will cause the melts the “seize” which will make the candy melts lumpy and unworkable. I just add a little vegetable oil to the water based colors and it works perfect.Click to see full answer. Accordingly, can you add food dye to candy melts?Candy melts contain oil, so you’ll need to use oil-based food coloring — the standard set of liquid food colors from the supermarket’s baking aisle won’t work. White candy melts give you the blank canvas you need to make custom colors.One may also ask, is gel food Colouring oil based? Candy colors characteristically appear to be very similar to gel paste colors, however rather than having a water base as the foundation they are oil based colors. Oil Base colors are primarily used for coloring chocolate, as these colours do not contain water. These colors also work well with hard candy. Herein, can you add gel food coloring to melted white chocolate? Yes, but you must heat the coloring first to make it the same temperature as the chocolate. Add the gel very gradually and mix the chocolate well, as some gel coloring gets quite lumpy. Can I use water based food colouring to color a white chocolate? Yes, as long as it is food grade.Can you use food coloring in melted chocolate?NEVER add a water based food coloring to chocolate. Adding a water based food coloring to your chocolate will destroy it! Chocolate is very sensitive to temperatures (both high and low). When adding colorings to melted chocolate, make sure the coloring oil is close to the same temperature as the chocolate.