An all-natural, antibacterial remedy for the treatment of fish diseases. Patented formula uses the healing power of Melaleuca, a variety of Tea Tree, for the treatment of bacterial infections in fresh and saltwater fish. * Rapidly Repairs damaged fins. * Heals open wounds. * Stops mouth fungus. * Treats fin & tail rot. * Safe for sensitive fish and live plants. Additional information regarding product color: The color can change from clear to white (and vice versa) as temperatures variances change the solubility/structure of the oil within the bottle or during the extraction of the all-natural active ingredients from their trees. This is very similar to how olive oil or coconut oil will cloud at lower temperatures, for a more familiar example of this phenomena.