Metagenics Sinuplex® features a unique, ephedra-free blend of vitamin C, quercetin, nettle root extract, bromelain, and N-acetylcysteine–designed to support healthy sinus, nasal, lung, and respiratory function.

Metagenics Quercetin 500 features 500 mg of quercetin in one capsule to promote a healthy immune response, support cardiovascular and endothelial health, and support antioxidant status.

Standard Process Allerplex, with vitamin A and C, supports the body’s ability to handle seasonal, environmental, and dietary challenges.