Sinomarin Hypertonic Sea Water Solution is a 100% natural nasal decongestant. It is recommended for daily hygiene and as a complementary treatment for various nasal conditions such as colds, allergies, sinusitis, and rhinitis. Its hypertonic solution helps to moisturize the nasal mucosa, fluidify mucus, facilitate its evacuation, and thus relieve nasal congestion naturally. This solution is suitable for adults and children.