USANA Differences
Potency Guarantee
USANA is committed to thehighest standards of manufacturing. Every dietary supplement produced by USANA carries a potency guarantee, which ensures thatwhat is stated on the label is actually contained in the product. Otherwise Money Back Guarantee!

Gold Medal Product
With over 1,500 nutritional supplements evaluated, USANA’s Essentials continues to set the gold standard, earning the NutriSearch Gold Medal of AchievementTM for proven product excellence.
Medical Specialities
USANA’s products are listed in the Master Index of Medical Specialities (MIMS), Physicians’ Desk Reference (PDR) and Compendium of Pharmaceuticals and Specialties (CPS).

NSF Certified
USANA has successfully met all listing criteria in NSF/ANSI 173 Dietary Supplements Standard and obtained certification of its ESSENTIALS™.


USANA also received Good Manufacturing Practices (GMP) Registration through NSF International’s Dietary Supplements Certification Program.

Athletes Guaratee/Sponsorship
For more than 15 years, athletes from around the globe have trusted USANA nutritional supplements to increase their energy levels and maintain their health.
Home > Build Your Immune System

Just as the world is filled with disease-causing organisms, the body is filled with defenses to resist them. It is important that we strengthen ourselves from within, in terms of a strong immune defence to fight. With the added threat of swine flu it has never been more important!

Regular exercise is essential for a healthy immune system. Fresh fruits are a rich source of vitamins essential to support and maintain the functioning of the immune system running at its best. A multi-vitamin is always a good idea to boost your immune system as it can give your body all the nutrients it needs to protect itself.



Optimal Recommendations
Essential Proflavanol BiOmega Poly C




The advanced nutritional products that designed to provide optimal nutritional support Our key weapon in your antioxidant arsenal A convenient pure option to provide your daily complement of EPA and DHA A unique blend of mineral ascorbates-our source of a vitamin C supplementation
Minimal Recommendations
Essential Proflavanol Poly C



The advanced nutritional products that designed to provide optimal nutritional support Our key weapon in your antioxidant arsenal A unique blend of mineral ascorbates-our source of a vitamin C supplementation



* For reference only, please refer to your physician