Our nasal lung spray contains guar gum, sage leaf extract, and vitamin E. It forms a protective membrane that reduces external irritation and keeps the nasal passages moist. Reduce discomfort and improve comfort. Effective antioxidant, promote metabolism, enhance nasal self-protection. Its use method is very simple: 1. Shake and spray before use; 2. Open the bottle cap, point the nozzle at the nostril, press 2-3 times, and spray the spray into the nasal cavity; 3. It can be used twice a day. Nasal lung cleansing spray enhances the ability of nasal passages to resist external contamination. Vitamin c can boost immunity and help ward off seasonal challenges. Antioxidant, promote the health of nasal mucosa; Vitamin C boosts immunity and helps protect against seasonal challenges. Feel your breath fresh and keep your airways fresh throughout the day.