Food supplement in capsules to strengthen hair and nails. There are many factors that can cause excessive fragility in our nails and hair. Stress, fatigue, external aggressions or poor nutrition undermine their health and make them fragile and brittle. These capsules act immediately and provide the necessary elements for the correct synthesis of proteins such as keratin that make up hair, as well as vitamins and trace elements. They are the perfect complement to cosmetic treatments for hair loss or hair strengthening.