This invention relates to the use of the combination of 25 hydroxyvitamin D3 (25 OH D3) and antioxidants/anti inflammatories (ascorbic acid vitamin E and canthaxanthin) to make a premix or feed which can ameliorate various problems observed in poultry which have been subject to overfeeding. Feeds containing the 25 OH D3 and antioxidants/anti inflammatories and premixes are also provided.