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
is a natural interferon.
Click here for "Understanding Interferon Video"
NutriFeron works at the cellular level,
rapidly activating your immune system’s defenses.