Naturally flavored with other natural flavors Post. Includes: Confetti cake mix. Flavored Frosting Cereal. Perfectly moist. Mix it up with Post Fruity Pebbles Cupcakes. Pebbles 50th Birthday. www.duncanhines.com. how2recycle.info. Smartlabel: Scan here or call 1-800-362-9834 for more food information. Questions or comments, visit us at www.duncanhines.com or call 1-800-362-9834. Find this recipe on duncangines.com. Also try Epic salted caramel artificial flavored brownie kit. Epic cookies & cream flavored cookie kit.