Johnsons Vit-Min Drops for Guinea Pigs and Hamsters is an essential daily multi-vitamin supplement to promote & maintain good health & resistance to ailments. It can be administered daily in your pets food or drinking water (which must be changed daily). If given as a supplement to a well balanced diet, the Johnsons Vit-Min Drops will aid resistance to ailments and are particularly beneficial if your pet is in poor condition r recovering from illness. It can be especially valuable to help promote healthy development of young animals.