Ester-C High Strength+ Bioflavonoids




Ester-C ® + Bioflavonoids by Nutralife

Ester-C ® provides 24 hour immune support and decreases the duration & severity of common cold symptoms. Made from a non-acidic, researched form of Vitamin C that supports natural immunity.

Ester-C ® is a researched form of Vitamin C that supports immune system health. This unique form of Vitamin C may lead to a more sustained retention of Vitamin C in the white blood cells than ascorbic acid in non smokers. It is a non-acidic form of Vitamin C and may be better tolerated than standard Vitamin C in people who are sensitive to acidic foods. Vitamin C is essential for the proper function of the immune system and decreases the duration and severity of common cold symptoms when taken regularly.

Ester-C ® Bioflavonoids;

  • Provides 24 hour immune support
  • Decreases the duration and severity of common cold symptoms
  • Is an Antioxidant

Vitamin C and immune system function

The immune system consists of a complex array of organs and cells that work together to help defend the body against infections and certain other health problems.

Vitamin C provides nutritional support for the healthy functioning of the immune system. When illness is present, vitamin C also supports the immune system in fighting it.

Antioxidant properties of vitamin C and zinc

As an antioxidant Vitamin C reduces the formation of free radicals in the body, which may occur as a result of normal cellular metabolism or environmental exposure (e.g. pollution exposure).

Vitamin C and collagen

Vitamin C is required by the body to support the manufacture of collagen, a form of connective tissue.

Along with zinc, vitamin C also supports the body’s wound healing capacity.


  • Provides 24 hour immune support
  • May aid in decreasing the duration of colds when taken regularly
  • Is a potent antioxidant


Each tablet provides: Ester-C® 1500mg [Calcium ascorbate dihydrate 1.47g Equiv. Ascorbic acid (Vitamin C) 1.15g, Calcium L-threonate 18mg, Calcium carbonate 16.8mg], Citrus bioflavonoids extract 100mg Equiv. Hesperidin 35mg.


Adults and children over 12 years: Take 1 tablet twice daily, or as directed by your healthcare professional.