NOW® Air Defense® is a blend of ingredients that support healthy immune function and respiratory health during seasonal changes and year-round. Air Defense® contains PARACTIN®, a patented extract of Andrographis paniculata. Studies have shown that PARACTIN® helps to support a healthy and balanced immune response. ImmunEnhancer™, Elderberry, Echinacea, and Astragalus herbal extracts have also been included for their healthy immune supporting properties. Olive Leaf Extract has been added to help to maintain healthy respiratory function.*

B-12 10,000 mcg Energy Boost Looking to jump-start your day with a burst of natural energy?  NOW® B-12 contains a powerful blend of Vitamin B-12, along with ten of the most effective nutrients for energy utilization!  With a complete B Vitamin profile, added Vitamin C, and an energizing 10,000 mcg blast of Vitamin B-12, this advanced energy formula will keep you at the top of your game! We've carefully formulated the nutrient profile in NOW® B-12 10,000 mcg Energy Boost to work synergistically, in order to keep you sharp, focused, and naturally fired-up for hours!* To get the most out of your training and active lifestyle, be sure to try NOW's other high octane energy shots, including L-Carnitine 2,000 and ChocoEnergy™! These potent liquid shots are perfect for working out, important meetings, that big test, or whenever life requires you to be at your best!

This NOW product has been designed to provide a high potency, balanced blend of the two prominent species of resident intestinal bacteria. Regular intake of beneficial probiotics can aid in maintaining healthy intestinal flora.*

Andrographis is an herb traditionally used by herbalists in China, India, and Southeast Asia. Recent scientific research has indicated that the active constituents in Andrographis, known as andrographolides, possess immunomodulating properties. Clinical studies suggest that Andrographis extracts can help to support a healthy immune response.*