End nail biting today! From the very first application, double acting stop'n grow will help you stop nail biting. The unique formula contains two powerful ingredients to make it doubly effective. STOP 'n GROW produces a very bitter taste to stop you biting your nails immediately. Within three weeks your nails will be longer and more attractive. Double acting STOP 'n GROW is will-power in a bottle. It's colorless and odourless, acting as your invisible guardian. GIRLS can begin using nail polish to show off their new longer ails. Mothers will find STOP 'n GROW helpful in the prevention of children biting their nails. The product contains two extremely bitter agents which are safe when used as directed. However, it is not recommended for children under 5 years old. MEN can also overcome the embarrassment of bitten nails with STOP 'n GROW.