Mardel Parashield - 4 oz

Parashield by Mardel is an herbal treatment that relieves protozoan infections such as Velvet, Ick, and other parasires. This bio-adhesive supplement strengthens and rebuilds the fish’s slime coat, which is their first line of defense against infections. Parashield contains natural oils and extracts that keep your fish healthy and happy. Safe for all freshwater fish, saltwater fish, invertebrates, plants, and reef life. 4oz treats 590 gallons.