NutriFeron® 60 ct
"A Powerful Breakthrough in Immune System Science!"  A Shaklee exclusive, NutriFeron is a patented, clinically proven blend of immune-strengthening plant extracts. When used daily, it increases the production of your body's natural interferon, a critical activator of the immune system. NutriFeron works at the cellular level, by rapidly activating your immune system's defenses*