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SiSU Ester-C 600 mg 120s

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Containing added citrus bioflavonoids for superior absorption, the original Ester-C® 600 formula works to strengthen your immune system, alleviate allergy symptoms, encourage the growth and repair of body tissues and help maintain the integrity of bones, gums and teeth. Ester-C® 600 capsules are suitable for use year round, but dosage can be increased during cold and flu season or during times of stress.

  • Enhanced bioavailability
  • Improved absorption and retention up to 24 hours
  • Non-acidic and gentle on the stomach
  • The best-researched form of buffered vitamin C



Vitamin C (calcium ascorbate)
from Ester-C® brand calcium ascorbate
600 mg
Calcium (calcium ascorbate)
72 mg
Citrus bioflavonoids
(lemon, grapefruit, orange, mandarin orange–fruit)
100 mg


Magnesium stearate (vegetable), hypromellose

Contains no

Dairy, wheat, gluten, or soy


Take 1–2 capsules daily or as directed by a health care practitioner