Treatment for Excessive Problem Nails. This formula is not recommened unless Formula #2 has been used and weak, peeling condition continues to exist. Color polish is not recommended with this formula as it will prevent the protein from working to its full polential. This formula is designed to assist nails in overcoming stubborn problems allowing long, strong nails. Once nails have improved, return to Formula #2. Application: Apply one coat daily without color polish. As the condition of the nails impove, decrease application. If color ploish is desired, Formula #2 Plus may be used as a base coat followed by color polish.