BioPreparation is a very special nutritional supplement for dogs and cats FAR superior to ordinary manufactured vitamin supplements! Biopreparation is the original microalgae formula for pets with over 20 years of research, development and testing on over 20 different animal species. An all-natural, whole food supplement created with four of the most nutrient dense algae found on earth. BioPreparation and its sister product developed for people, are grown in a controlled, organic, hydroponic environment using mineral rich volcanic thermal fluid as the water source. This amazing supplement provides balanced and synergistic whole food nutrition and powerful healing effects for pets.