100% Natural. Breathe Easy contains a Special Proprietary Blend of over 20 Essential Oils, all selected for their potential to help various breathing problems. Many of these wonderful herbs have been used through the ages to help problems such as allergies, asthma, bronchitis, coughs, congestion, colds, headaches, flu and sinusitis. For relief of these and more, swipe tube over nostrils and breathe in deeply several times as needed. For headaches, swipe tube over painful areas avoiding eyes. May be applied directly to neck and chest to help ease cough. Breathe Easy is all natural and safe for children with adult supervision. It can also be used on airplane and at high altitudes to help adjust to changes in atmosphere. Use with caution, may cause slight burning on sore noses.