Now in Capsules. Sinus & Respiratory. Supports Healthy Sinus Cavities. Supports Healthy Respiratory Function. Supports Healthy Immune Function . Vitamin C promotes a normal histamine response and healthy immune function. Quercetin has been shown to promote normal histamine levels in the body. N-Acetyl Cysteine thins mucus secretions of the lungs and bronchial system. Bioflavonoids promotes a normal inflammatory response in the sinus cavities and healthy immune system function. Bromelain thins mucus secretions and helps clear the airways. Stinging Nettle supports a healthy inflammatory response and promotes sinus health during all seasons. Barberry promotes a healthy digestive system and promotes healthy immune system function. Ivy Leaf promotes healthy mucus membranes and defends the bronchial and lung passageways against occasional irritation. Adult Sinus Support promotes healthy:. sinuses cavities. immunefunction. respiratory function. About Redd Remedies. Balanced. Therapeutic. Trusted. These words drive our passion to create holistic, natural health and wellness solutions. Redd Remedies is committed to providing you and your family with an effective selection of high quality, natural supplements. Redd Remedies products work quickly to deliver results and provide meaningful support for the entire body. True to our promise, Redd Remedies helps you put your health in order. To health, hope and living life to the fullest, Dan Chapman, Founder & CEO