High potency broad spectrum vitamin drops many reptiles are difficult to supplement effectively bsp drops can be used routinely in their water to supplement them as they drink bsp contains no sugary flavourings which encourage bacterial growth in the water it is ideal for supplementation in small species of reptile snakes fed on fish such as garter snakes can develop a deficiency of vitamin b1 because the actual food items of garter snakes and other very small species are small and are of