The leaves of the catappa are known for their healing effect on fish & shrimp diseases. They reduce the amount of germs, prevents fungal infections, encourages breeding, combat slime disease & stimulate vitality & colour in fish & shrimp. One disadvantage of catappa leaves is that they often colour water brown & also carry with them other organic contaminants. Easy-Life Catappa-X ensures that aquarium water stays clear while noticeably improving vitality & colour of the fish & shrimp. Suggested dosage: Add 10ml of Easy-Life Catappa X to 100 litres of aquarium water each week.