Nonyx Exfoliant Nail Gel is designed to clear nails of keratin debris. This clinically tested product aims to improve the appearance of toenails and fingernails, making them look clearer and healthier. Nonyx works by breaking down and removing white, dark or yellowing keratin buildup where unwanted organisms may thrive. Key features: Clears nails of keratin debris Clinically tested Aims to improve nail appearance Free of parabens and preservatives Suitable for use on both toenails and fingernails One 4 oz bottle lasts approximately 6 months Ingredients Deionized Water, Ethanoic Acid, Xanthan Gum, Fragrance. Suggested Use Remove paper seal and replace cap. Gently shake the bottle until gel fills the applicator nozzle. Remove black cap and apply one or two drops to the surface of affected nails and under the edge of the nail. Spread the gel over the nail surface with the applicator tip. For best results, always apply after bathing. Use twice daily for 3 to 6 weeks, then gently scrape out any softened keratin debris from under your nails with a manicure tool. Continue daily application for a total of 6 to 12 months or until all keratin debris is removed. To maintain nail appearance, use daily, especially after bathing. Always consult with a healthcare professional before starting any new treatment regimen.