A nasal rinse additive composition includes oleoresin capsicum containing capsaicin, dihydrocapsaicin, nordihydrocapsaicin, homodihydrocapsaicin, and homocapsaicin as active ingredients. The nasal rinse additive composition can further include vegetable glycerin, purified water, spearmint oil, lemongrass oil, sea salt, and/or ascorbic acid. The composition can be used to relieve and/or prevent pain, dryness, and/or inflammation associated with chronic and occasional nasal congestion.