Nail Quail's Strong Will is designed to stop the nail biting habit to help regain confidence, comfort, and nail health. This intensely bitter formula has no sheen or smell and is derived from natural ingredients. Strong Will can be used on fingernails, cuticles, skin, and any other affected areas, and is safe to use on top of conventional nail polish and other nail applications. The click-pen applicator makes for quick and easy one-handed application. The on-the-go size allows it to fit discreetly into pockets and bags, so it’s always with you should you need some extra Strong Will.



Ridiculously bitter formula has no smell or sheen; dries completely invisible.

Use on nails, cuticles, skin, and any other affected areas.

On-the-go, brush-on solution in an easy to use click pen makes for quick, one-handed application.

Safe to use: no lacquer, formaldehyde, parabens, or ethyl acetate.

Naturally effective: Soothe sore fingers with anti-inflammatory ingredients such as Organic Aloe Leaf Juice, Organic Eucalyptus Leaf, Organic Ginger Root, Organic Wintergreen Leaf, and Organic Oat Kernel.

Due to the intensely bitter nature of this product, it is recommended for children aged 4+, as well as adults of all ages.

: Click the pen applicator until the brush is visibly moist. Apply Strong Will to each finger or affected area with 2 clicks between each area. Let dry for 30 seconds. Re-apply twice daily and after hand washing.