Jack N' Jill Mega Size Toothpaste 200gSafe. Fun. Yum! Brushing with Jack N' Jill Toothpaste helps clean teeth and provides natural protection against cavities. Our mild gel formulation is fluoride free and suitable from 6 months (when bubs first teeth usually come through). We know little kids don't know how to spit Jack N' Jill Toothpaste is safe if swallowed when used as directed. With a kaleidoscope of nine yummy organic flavors, toothbrushing time has never been easier or more fun!