This item now uses 0.5% of "SPL7013" mixed gel developed by Star Pharma (Australia). VivaGel? is a registered trademark of Star Pharma Corporation. "SPL7013" has been confirmed to have an anti-virus effect against HIV and HSV in the ASTM E1052 compliant test. However, clinical antiviral effects have not yet been confirmed. WARNING: Keep the product away from children. DO NOT expose the product to humid places, direct UV or sunlight for an extended period.