Description: Seafoam Liquid FD&C Pigments for soap, lotions, shampoos, bath bombs and bath salt. I love this colorant for my melt n pour soaps. The final color may vary depending on the base product, fragrance oil and/or any additional ingredients that you may be adding to your product. Skin Safe. Our Seafoam color is mixed with FD&C colorant and vegetable glycerine for easy use and use mess.