Savaii Scientifique Bitter Nail Polish is an effective solution for combating the habit of nail-biting (onychophagia). It protects against bacteria and fungi, allowing nails to grow healthy, and is safe for children over 3 years of age. Key Features and Benefits: -Intense Bitter Taste: Discourages nail and cuticle biting. -Safe Formula: Contains a mild bitter ingredient that does not cause nausea or stomach problems. -Fast-Acting: Visible results from the first application. -Protection: Helps protect nails from fungi and bacteria. -Usage: Suitable for adults and children (over 3 years old, when applied by an adult).