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HydraSense® Full Stream Nasal Spray – Daily Nasal Care, Fast Relief of Nasal Congestion, 100% Natural-Source Seawater, Preservative-Free, 100 mL is a high-quality nasal spray designed to provide fast and effective relief from nasal congestion. Formulated with 100% naturally sourced seawater from the Bay of Saint-Malo, France, it contains over 70 essential marine trace elements without any preservatives or chemical additives. This isotonic solution is clinically proven to help reduce and relieve nasal cold and allergy symptoms such as nasal obstruction and secretion, as well as related sinus pressure. The SteriFlo® dispensing system ensures the solution remains uncontaminated, offering a hygienic and ready-to-use experience. Its non-medicated formula is suitable for adults and children over 12 years old, providing a natural and safe option for daily nasal care.