A food supplement based on amino acids, nettle, zinc and vitamins. Zinc contributes to the normal maintenance of hair and nails, and to their good health. Hair and nails are mainly composed of keratin, a protein that gives elasticity, strength and shine to hair and hardness to nails. Keratin is synthesised from sulphur-containing amino acids, cysteine and methionine. It is recommended for all those with brittle, dull and weak hair, or for those whose nails break easily. Well&Well advises not to exceed the recommended daily dose. Food supplements complement the good effects of healthy habits in a diet, they should never replace it. It should be kept out of the reach of children. Not recommended for use by children.