Versele Laga Muta-Vit 30 ml. Vitamins, amino acids and trace elements. For Pigeons, Birds & Poultry -Muta-Vit, special blend of vitamins, amino acids and trace elements, with high content of sulphurous amino acids and biotin -Promotes feather development and condition & strengthens the plumage -Has a protective action on the liver & ensures an optimal metabolism -Helps to prevent fright moulting