Sisu Ester-C

Sisu Ester-C is a patented version of vitamin C that is less-acidic and better-absorbed. Vitamin C is acidic and can cause stomach irritation for some people, so Ester-C was created in response to this issue.
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    • SISU Ester-C Supreme 600mg

      SISU Ester-C Supreme 600mg

      Made in Canada

      SISU Ester-C Supreme 600mg

      from $22.95 CAD
      from $22.95 CAD
    • SISU Ester-C 1000mg with Bioflavonoids, Acerola, Rose hip and Rutin

      SISU Ester-C 1000mg with Bioflavonoids, Acerola, Rose hip and Rutin

      Made in Canada Discontinued

      SISU Ester-C 1000mg with Bioflavonoids, Acerola, Rose hip and Rutin

      from $21.45 CAD
      from $21.45 CAD
    • SISU Ester-C 500mg Chewable Vitamin C 500mg, Delicious Flavours, 90 Chewable Tablets

      SISU Ester-C 500mg Chewable Vitamin C 500mg, Delicious Flavours, 90 Chewable Tablets

      Made in Canada

      SISU Ester-C 500mg Chewable Vitamin C 500mg, Delicious Flavours, 90 Chewable Tablets

      $22.95 CAD
      $22.95 CAD
    • 150 Vegetable Capsules | Sisu Ester-C 600mg

      SISU Ester-C 600mg with Citrus Bioflavonoids

      Made in Canada Discontinued

      SISU Ester-C 600mg with Citrus Bioflavonoids

      from $17.45 CAD
      from $17.45 CAD
    • SISU Ester-C Energy Boost Vitamin C Powder Drink Mix, 1000mg

      SISU Ester-C Energy Boost Vitamin C Powder Drink Mix, 1000mg

      Made in Canada Discontinued

      SISU Ester-C Energy Boost Vitamin C Powder Drink Mix, 1000mg

      from $18.95 CAD
      from $18.95 CAD
    • SISU Cold and Flu Rescue with Ester-C

      SISU Cold and Flu Rescue with Ester-C

      Made in Canada

      SISU Cold and Flu Rescue with Ester-C

      from $15.45 CAD
      from $15.45 CAD
    • SISU Ester-C For Kids 250mg Chewable Vitamin C, 120 Chewable Tablets

      SISU Ester-C For Kids 250mg Chewable Vitamin C, 120 Chewable Tablets

      Made in Canada

      SISU Ester-C For Kids 250mg Chewable Vitamin C, 120 Chewable Tablets

      $20.95 CAD
      $20.95 CAD
    • SISU Ester-C 250mg Chewable Vitamin C 250mg, Delicious Flavours, 120 Chewable Tablets

      SISU Ester-C 250mg Chewable Vitamin C 250mg, Delicious Flavours, 120 Chewable Tablets

      Made in Canada Discontinued

      SISU Ester-C 250mg Chewable Vitamin C 250mg, Delicious Flavours, 120 Chewable Tablets

      from $19.95 CAD
      from $19.95 CAD
    • 240 Vegetable Capsules

      SISU Ester-C 600mg, CLEARANCE PRICING 75% OFF Expires Aug, 2025

      Sold out Clearance

      SISU Ester-C 600mg, CLEARANCE PRICING 75% OFF Expires Aug, 2025

      $12.97 CAD
      $12.97 CAD
      Sold out
    • Sisu Beauty Collagen C with Ovoderm Collagen and Ester-C, Supports healthy skin, 60 Vegetable Capsules

      Sisu Beauty Collagen C with Ovoderm Collagen and Ester-C, Supports healthy skin, 60 Vegetable Capsules

      Sold out Made in Canada Discontinued

      Sisu Beauty Collagen C with Ovoderm Collagen and Ester-C, Supports healthy skin, 60 Vegetable Capsules

      $37.97 CAD
      $37.97 CAD
      Sold out
    • SISU Cold and Flu Rescue for Adults with Ester-C, 30 Chewable Tablets

      SISU Cold and Flu Rescue for Adults with Ester-C, 30 Chewable Tablets

      Sold out Made in Canada Discontinued

      SISU Cold and Flu Rescue for Adults with Ester-C, 30 Chewable Tablets

      $15.98 CAD
      $15.98 CAD
      Sold out
    • 60 Chewable Tablets | Sisu Cold and Flu Rescue

      SISU Cold & Flu Rescue for Kids with Ester-C-60 Chewable Tablets

      Sold out Made in Canada Discontinued

      SISU Cold & Flu Rescue for Kids with Ester-C-60 Chewable Tablets

      $23.45 CAD
      $23.45 CAD
      Sold out
    • SISU Ester-C Powder with Citrus Bioflavonoids, 125g

      SISU Ester-C Powder with Citrus Bioflavonoids, 125g

      Sold out Made in Canada Discontinued

      SISU Ester-C Powder with Citrus Bioflavonoids, 125g

      $23.99 CAD
      $23.99 CAD
      Sold out
    • SISU Ester-C Supreme Powder, 125g

      SISU Ester-C Supreme Powder, 125g

      Sold out Made in Canada Discontinued

      SISU Ester-C Supreme Powder, 125g

      $27.99 CAD
      $27.99 CAD
      Sold out