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Sisu, formulators of top-quality, top-selling immune supplement, Ester-C, bone health supplement, Cal Mag Citrate, and popular natural health supplements Biotin and CoQ10. Sisu vitamins are therapeutic strength, made from pure raw materials and undergo strict quality testing that exceeds Canadian regulatory requirements.

  • The Better Vitamin C; Ester-C Supreme is a citrus-free vitamin C formula with antioxidant bioflavonoids & immune-boosting arabinogalactan.
  • Immune Support & More; This antioxidant-rich Ester-C formula supports immune health, as well as skin, joints, and vision.
  • Well Retained; Clinical studies show that Ester-C increases vitamin C levels in the body for up to 24 hours.
  • Superior Absorption; Regular vitamin C is first buffered with calcium, then a special process transforms it into trademarked Ester-C. This vegan, non-GMO formula contains no dairy, gluten, or soy.
  • Gentle On The Stomach; Sisu Ester-C Supreme is a less-acidic vitamin C that is gentle on the digestive system.

Sisu Ester-C 600mg 240 Veggie Caps

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Sisu, formulators of top-quality, top-selling immune supplement, Ester-C, bone health supplement, Cal Mag Citrate, and popular natural health supplements Biotin and CoQ10. Sisu vitamins are therapeutic strength, made from pure raw materials and undergo strict quality testing that exceeds Canadian regulatory requirements.

  • The Better Vitamin C; Ester-C Supreme is a citrus-free vitamin C formula with antioxidant bioflavonoids & immune-boosting arabinogalactan.
  • Immune Support & More; This antioxidant-rich Ester-C formula supports immune health, as well as skin, joints, and vision.
  • Well Retained; Clinical studies show that Ester-C increases vitamin C levels in the body for up to 24 hours.
  • Superior Absorption; Regular vitamin C is first buffered with calcium, then a special process transforms it into trademarked Ester-C. This vegan, non-GMO formula contains no dairy, gluten, or soy.
  • Gentle On The Stomach; Sisu Ester-C Supreme is a less-acidic vitamin C that is gentle on the digestive system.

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