Xlear - Sinus Neti Refil Solution - 50 CtDrug free xlear natural sinus rinse with xylitol alleviates congestion due to allergies, colds, flu, nasal dryness, sinus infections, sinus pressure and nasal irritation. Saline solutions may cause irritation for some users, but this formula includes xylitol to help moisturize and alleviate burning and dryness in nasal passages and sinuses. This kit contains six sinus rinse packets and one sinus rinse bottle. country of origin : united states is gmo