(3 Pack) Nutrafin Betta Plus, 4 Ounces Each. Nutrafin Betta Plus makes tap water safe for bettas. It protects scales and fins, reduces nitrite toxicity, and neutralizes chlorine, chloramine, and undesirable metals. This conditioner helps reduce stress as well as inflammation and the potential of undesirable conditions that can arise from scrapes, torn fins and abrasions. Nutrafin Betta Plus contains a tropical almond leaf extract to impart a natural element found in betta habitats. Tropical almond leaves condition water for bettas and supports the conditions within which bettas thrive and show their full color potential.