Achieve long and healthy nails using this Nail Aid 3 day growth keratin amino acid formula. It absorbs into soft, weak layers to give them maximum strength. This nail growth accelerator contains keratin a hardening protein that helps stop peeling and chipping. It also dries fast in minutes and grows nails in just three days. This formula offers ultra long-wear along with a glossy, armor hard finish it’s also clinically tested for fast, visible results.