Dr. Nail Deep Serum, 6.6mlFor all women with nail concerns. This innovative nail treatment, approved by nail experts, is a high performance nail care serum that maintains healthy nails and promotes nail fashion. It penetrates and repairs thin, brittle nails. It contains ingredients that strengthen the bonds between the keratin that makes up the nail and promote penetration, leading to strong, healthy nails. Horsetail Extract: A herbal extract rich in organic silicon, essential