Versele Laga Ferti-Vit 25 gr. Vitamins, amino acids and trace elements. For Pigeons, Birds & Poultry -Ferti-Vit, is a balanced blend of vitamins, amino acids and trace elements, enriched with vitamin E -Is ideal for use during preparation of the breeding season, for the singing of canaries and finches, in cases of laying and fertility disorders or in cases of death in the egg and to promote sexual sexual drive and fertility -The combination of the components is not only optimal for breeding but also increases the resistance to disease and helps protect the heart and muscular tissue