GSE ERPS-ONE is a food supplement based on functional plant extracts in case of herpes. The components of Grapefruit Seed Extract can contribute to the microbial balance of the body. Cat's Claw exerts beneficial effects on the body's natural defenses. Alga Dulse is useful as a restorative. Instructions for use: As needed, take 1 or 2 tablets a day, with a large glass of water.