OrthoMune® is a targeted blend of nutrients designed to provide a broad-spectrum support for the body’s immune reserves. The formula includes quercetin, a powerful bioflavonoid that aids in supporting the immune system. Vitamin C and N-acetyl cysteine are potent antioxidants that promote respiratory function and support the function of quercetin. Vitamin D and zinc are important micronutrients needed to create a robust immune reserve. This powerful combination works to promote healthy respiratory and immune function in all patients, including those who are pregnant, breastfeeding or have autoimmunity. Broad-Spectrum Support for Healthy Immune Function. Support Healthy Respiratory Function. Maintains Normal Inflammatory Balance. Suggested Use:. 2 capsules a day or as recommended by your health care professional.