API MARINE STRESS COAT water conditioner instantly removes chlorine, chloramines, and ammonia from tap water to make water safe for fish in your saltwater aquarium. This product promotes regeneration of damaged fish tissue through the healing power of Aloe Vera, and enhances your fish's natural slime coat to prevent electrolyte imbalance. Safety Information Please Read Instructions Before Use Ingredients Aloe Vera Directions Add 5 ml. for each 10 gallons of aquarium water. Double the dose to replace slime coat and to repair damaged skin and fins.