NOW® Air Defense® is a blend of ingredients that promote healthy, all-season immune system and respiratory health. Air Defense® features PARACTIN®, a patented extract of the herb Andrographis that has been shown in scientific studies to support a healthy and balanced immune response. This unparalleled formula combines a total of 17 protective nutrients to support normal, full-body, immune system function and maintain healthy respiratory function. Many different tissues is the body require different antioxidants to protect them. Water-soluble antioxidants like Vitamin C are active in the fluids inside and outside of cells. Fat-soluble antioxidants such as Vitamin E act primarily in cell membranes. Also, there are many different damaging free radicals, in which different antioxidants may be required to eliminate them. Some antioxidants work together to quench free radicals. This is why a combination formula like Air Defense® is often recommended for increased protection versus taking antioxidants in isolation.

• Maintain Healthy Respiratory Function
• NOW® Air Defense® is a blend of ingredients that promote healthy, all-season immune system and respiratory health
• Air Defense® features PARACTIN®, a patented extract of Andrographis paniculata, which has been shown in scientific studies to support a healthy and balanced immune response.
• GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).
• Packaged in the USA by a family owned and operated company since 1968.

Note: For the ingredients and recommended dosage, please view the images available in the listing.