EDIBLE Egyptian Gold Lustre Dust 8oz JarThis Ultra Egyptian Gold Lustre Dust is an FDA Approved Edible color medium used to add color to edible decorations such as gum paste flowers, ribbons, bows, and other sugar paste decorations. Lustre Dust provide a sparkled finish for a more luminous effect. Give life to your edible creations with Lustre Dust. EDIBLE FDA Approved. Water Soluble. How to use: To dry dust: use a Pump Brush or an artist's brush to apply with a brush similar to painting.