🌊 Dive into Serenity with The Pond Guy Pond Salt! Protect your fish from common diseases and parasites effortlessly. Safe for all your garden visitors, from fish to feathered friends! Enhance gill function and reduce stress for your aquatic friends. Add beneficial electrolytes for optimal fish health. Elevate your outdoor oasis with our premium pond salt! Koi Stress Control 20 lbs Natural Crystal Rock Salt The Pond Guy Pond Salt is a 20 lbs natural crystal rock salt additive designed to improve gill function, reduce fish stress, and protect against common diseases and parasites. Safe for fish, birds, and pets, it also adds beneficial electrolytes to enhance the health of your aquatic ecosystem.