Calcium Ascorbate

Suggested Use

Suggested use: As a dietary supplement; mix 1/2 teaspoon into a glass of juice or water. Take with or without meals.

• 

  Nutribiotic Calcium Ascorbate Powder

  iHerb4.8(200)

  $9.84
• 

  NutriBiotic Buffered Vitamin C 500 mg

  Target4.9(281)

  $18.99
• 

  NutriBiotic Meta-C 1000 mg Vegan Tablets

  NutriBiotic

  $20.98
• 

  NutriBiotic Meta-C Capsules

  Vitacost.com4.9(185)

  $29.24
• 

  NutriBiotic 250 Capsules

  iHerb4.9(5900)

  $10.49
• 

  NutriBiotic Sodium Ascorbate Vegan Capsules

  Walmart - NutriBiotic4.9(2300)

  $13.89
• 

  NutriBiotic Ascorbic Acid Powder

  Target4.8(2800)

  $20.99
• 

  Nutribiotic Defense Plus 250 mg Tablets

  Swanson Health Products4.9(723)

  $22.49

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• GNC

  3.8 (21)

  Vitamin & supplements store

  2029 E Prosperity Ave, Tulare, CA 93274

  Directions(559) 684-1450

• Immunity Labs

  5.0 (62)

  Health food store

  1425 E Prosperity Ave, Tulare, CA 93274

  Directions(510) 603-7177

• Nutri Guys

  5.0 (4)

  Vitamin & supplements store

  1211 N Cherry St, Tulare, CA 93274

  Directions(559) 366-7026

• The Vitamin Shoppe

  4.6 (144)

  Vitamin & supplements store

  4009 S Mooney Blvd, Visalia, CA 93277

  Directions(559) 732-5936

• Red Natura

  5.0 (3)

  Vitamin & supplements store

  1585 E Tulare Ave, Tulare, CA 93274

  Directions(714) 605-9626

• First Step Nutrition

  4.1 (8)

  Health food store

  238 E Cross Ave, Tulare, CA 93274

  Directions(559) 329-5439

• Elite Nutrition and Wellness

  4.7 (75)

  Vitamin & supplements store

  2135 W Whitendale Ave, Visalia, CA 93277

  Directions(559) 735-9505

• Nutri Guys

  4.4 (11)

  Vitamin & supplements store

  5221 W Walnut Ave, Visalia, CA 93277

  Directions(661) 229-5909

• Comparative effectiveness of ascorbic acid vs. calcium ascorbate ingestion on pharmacokinetic profiles and immune biomarkers in healthy adults: A …

  B Dickerson, DE Gonzalez, R Sowinski, D Xing… - Nutrients, 2024 - mdpi.com

  … Background: Previous trials have displayed augmented intracellular vitamin C concentrations in the leukocytes at 24 h after acute supplementation with 1000 mg calcium ascorbate (CA)…

  20241 citations

• Enhanced Vitamin C delivery: A systematic literature review assessing the efficacy and safety of alternative supplement forms in healthy adults

  PC Calder, RB Kreider, DL McKay - Nutrients, 2025 - mdpi.com

  … lipid metabolites than with Calcium ascorbate EC, calcium ascorbate, and ascorbic … Calcium ascorbate EC on immune parameters, and one found an association of Calcium ascorbate …

  202516 citations

• Sodium ascorbate/Vitamin C treatment of whooping cough. Suzanne Humphries, MD

  S Humphries - Suzanne Humphries, MD, 2017 - drsuzanne.net

  … innate immune system and is loaded with immune globulins. … It is a bit more expensive than nutribiotic SA and it is AA not SA, … Do not use calcium ascorbate or ester-C. For babies older …

  20175 citations

• Sodium ascorbate treatment of whooping cough.

  S Humphries - zeromandatoryvaxx.com

  … ACT inhibits the immune cell function and poisons the immune … It is a bit more expensive than nutribiotic SA and it is AA not SA… Do not use calcium ascorbate or ester-C. For babies older …

• Vitamin C Treatment of Whooping Cough–Where Vaccines and Antibiotics Have Failed

  S Humphries - 2018 - vaccineimpact.com

  … ACT inhibits the immune cell function and poisons the immune response [19], acting as a “… with Nutribiotic brand sodium ascorbate. DO NOT USE Ester-C OR Calcium Ascorbate. When …

  20181 citations

• Defending the Fortress

  T Person - wholefoodsmagazine.com

  … to a health benefit from supplements, and the immune category … vitamin C, which takes a form called calcium ascorbate, has … cells longer than other forms of vitamin C. White blood cells, …

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2024-09-25. DSLD Label ID: 315709. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.