Freshwater. For the first time, available for the Betta hobbyist in an easy-to-use format wild almond leaf, and a lot more, in one easy formula. Clean, easy, complete and consistent. The wild almond leaf extract will create a more natural environment for the Betta fish. Contains Yucca extract to bind ammonia (NH3) in the water. Contains Calcium to activate the muscles and to develop strong bones, teeth and scales. Produced only with natural ingredients.