SAVE TIME ON WATER CHANGE AND FISH CARE : Makes water clear, reduces bad smells QUICK EFFECT (after 8-10 hours) The product is not suitable for aquariums without conventional or biological filtration ENHANCE GROWTH OF FISH & SHRIMP: Improvement of Digestion and feed absorption. Supplement high nutritional contents to increase growth rate of fish FERTILITY ENHANCING : Creation of a safe biological habitat, prevention of common diseases & Increase fertility and survival rate of fries GUARANTEE: If you're not satisfied with the product, we'll refund 100% of your order value. Please feel free to contact us if you have any questions. We will do our best to solve your problem to ensure you get the best shopping experience. SAVE TIME ON WATER CHANGE AND FISH CARE : Makes water clear, reduces bad smells QUICK EFFECT (after 8-10 hours) ENHANCE GROWTH OF FISH & SHRIMP: Improvement of Digestion and feed absorption. Supplement high nutritional contents to increase growth rate of fish FERTILITY ENHANCING : Creation of a safe biological habitat, prevention of common diseases & Increase fertility and survival rate of fries GUARANTEE: Please feel free to contact us if you have any questions. We will do our best to solve your problem to ensure you get the best shopping experience