A pure fish liver oil enriched with Vitamin A (8000 IU/ml), Vitamin D (800 IU/ml) and SELENIUM (0,3 mg/ml). SELENIUM is an essential trace element with which human and animals cannot live without. Sub-optimal levels in animals can restrict growth, lower conception percentages in female animals, increase abortions and lower the immunity of animals against viral infections. Vitamin A shortages restrict growth, especially in drought conditions, keeps placenta and can also have an effect on bone malformation and degradation of the reproductive organs.