Fritz Mardel Maracyn - 10 pk Cichlid 5X more concentrated than competing

5X more concentrated than competing products

Brewers Dried Yeast

5 mm Sinking Pellets - 60 g

one they simply can't get from single ingredient food pellets

Fritz Mardel Maracyn - 10 pk Cichlid 5X more concentrated than competingA Highly effective treatment for bacterial infections in fish Effective against gram positive pathogenic organisms: Symptoms of clamped fins, swollen eyes, heavy or rapid breathing, patchy coloration, change in swimming behavior About Mardel Maracyn Provides relief from bacterial infections such as body fungus, gill disease and popeye in fresh and saltwater aquariums. Mardel Maracyn is a specially compounded broad spectrum antibiotic (erythromycin)