Hikari Cichlid Gold Sinking marine food Nitrogen is a primary NPK

Nitrogen is a primary NPK macronutrient required by aquatic plants

It is safe to use during tank cycling and is intended to detoxify free ammonia while the aquarium is establishing

and fatty acids promote healthy skin and coat

Calcite (a more brittle crystal structure of CaCO3)

Hikari Cichlid Gold Sinking marine food Nitrogen is a primary NPKHikari Cichlid Gold Sinking Cichlid A daily, Color Enhancing Diet For Cichlid And Lager Tropical Fish Hikari Cichlid Gold Sinking is a daily, color enhancing diet designed for cichlids and larger tropical fish to promote desirable form and improve growth through efficient nutrient utilization. A daily diet containing special color enhancers designed to bring out your pet's natural beauty while helping them develop a desirable form. FEATURES An