Home/ Supplements/ Vitamin C/ Non-Acidic Buffered Vitamin C

Non-Acidic Buffered Vitamin C

product on market Tablet or Pill Wonder Laboratories Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 20% of ingredients have research evidence
B Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Vitamin C and citrus bioflavonoids, including hesperidin and rutin, are supported by strong evidence for antioxidant activity and immune function. Calcium acts as a buffering agent to reduce acidity. Overall, these ingredients have a well-established safety profile in clinical research.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Non-Acidic Buffered Vitamin C
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
100
Servings
Other Combinations
Product Type
20%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
1000 mg (1111% DV)
Calcium
114 mg (8.8% DV)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
Hesperidin
50 mg
25 mg
Market median: 500.0mg (19 products)

Other Ingredients

Vegetable Cellulose Vegetable Magnesium Silicate Vegetable Magnesium Stearate Silica
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: As a dietary supplement, take 1 tablet twice daily, with morning and evening meals.

Warnings & Precautions

Calcium Ascorbate is not acidic and will not contribute to excess stomach acidity or irritation in sensitive persons.

Tamper evident: Do not use this product if imprinted foil seal under cap is broken or missing.

Keep out of reach of children.

Caution: If you are pregnant or nursing, consult your physician before taking this product.

Formulation Notes

Calcium Ascorbate is synthesized from a combination of L-Ascorbic Acid and Calcium Carbonate to form Buffered C Ascorbate.

Mfg. in an FDA Registered Facility using Good Manufacturing Practices (GMPs)

Conforms to USP <2091> for weight. Meets USP <2040> disintegration for maximum bioavailability.

Suitable for vegetarians/vegans

Non-acidic

Calcium ascorbate 1,250 mg w/Bioflavonoids

Supports antioxidant health and immune system health

Gluten free

Made in USA

Additional Information

Keep tightly closed. Store at room temperature: 59 degrees - 86 degrees F (15 degrees to 30 degrees C).

Formula 978

Metadata

Product Details

DSLD Entry Date2021-11-19
Product TypeOther Combinations
FormTablet or Pill
DSLD ID260514
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
148
Meta Analysis
82
Systematic Review
71
Rct
62
Clinical Trial
2
Regulatory Source
1
Cochrane Review
1
Narrative Review
1
Other
1
Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.