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C

Swanson
4.6
★ ★ ★ ★ ★
(256 ratings)
Vitamin C 1000 mg
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Score95

A stomach-friendly, high-dose Vitamin C tablet with plenty of citrus bioflavonoids for overall health.

How scoring works
Quantity:250 Tablet(s) • (250 servings)
Goals:
Skin Health
General Health
Immunity
Anti-Inflammatory Support
Vision Support

Score 95

A stomach-friendly, high-dose Vitamin C tablet with plenty of citrus bioflavonoids for overall health.

How scoring works
$25.39($0.10 per serving)
iHerb
$ 25.39
iHerb
$ 25.39
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Analysis

These tablets use calcium ascorbate, which is a buffered version of Vitamin C that avoids the typical burning or acidity in the gut. Each dose also gives you 200 mg of citrus bioflavonoids, which is a generous amount compared to other brands.

This is a great 'workhorse' supplement for daily use. It is simple, effective, and very affordable for a buffered 1000 mg product with plant cofactors.

Pros

  • Buffered form is great for sensitive stomachs
  • High 200mg bioflavonoid count
  • Strong 1000mg potency per tablet
  • Very affordable bulk supply

Cons

  • Tablets are quite large and heavy
  • Adds 120mg of calcium to your diet
  • Contains some basic binders

Warnings

  • Take with food to ensure best absorption
  • Keep away from humidity
  • Check total calcium intake from all sources

Nutrient quality

91 Highest impact

Calcium ascorbate provides a non-acidic Vitamin C source for superior digestive tolerance. Meaningful inclusion of citrus bioflavonoids supports the biological utilization of the primary vitamin.

Ingredient transparency

98 Highest impact

Labeling clearly identifies the buffered Vitamin C form and its accompanying bioflavonoid dosage. Serving guidance and technical names for ingredients are transparent and easy to evaluate.

Customer satisfaction

91 Highest impact

Strong average rating suggests high user satisfaction with the buffered formula and its results. Feedback validates the efficacy of the product for individuals with sensitive stomachs seeking immune support.

Value for money

98 Highest impact

Excellent price per serving makes this a very cost-effective choice for buffered Vitamin C supplementation. High count and quality ingredients provide significant long-term value.

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Goals

Impact
Highest effect
A Goal FitA+ Strength of SupportB CoverageA+ Formula Quality

Providing 1,000 mg of buffered Vitamin C supports the essential cofactor requirements for collagen synthesis and skin repair.

The inclusion of citrus bioflavonoids may enhance the antioxidant activity and overall utilization of the vitamin within the dermal tissues.

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Impact
Highest effect
A+ Goal FitA+ Strength of SupportC+ CoverageA+ Formula Quality

Calcium Ascorbate tablets provide a stomach-friendly source of foundational Vitamin C and Calcium for daily health. These ingredients appear well aligned with requirements for managing systemic resilience and long-term vitality.

The inclusion of citrus bioflavonoids offers complementary plant compounds to support antioxidant pathways. Fully buffered Vitamin C ensures high gastric tolerance for daily nutritional maintenance.

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Impact
Highest effect
A+ Goal FitA+ Strength of SupportC CoverageA+ Formula Quality

Vitamin C as Calcium Ascorbate at 1000mg provides a stomach-friendly dose to support immune cell activity and antioxidant status. The addition of Citrus Bioflavonoids further enhances the protective effects and supports nutrient utilization.

This buffered formula ensures excellent tolerance for individuals with sensitive gastric systems. It appears well-aligned for daily maintenance or intensive support, offering high-quality active ingredients at an economical price point.

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Impact
Highest effect
A- Goal FitA+ Strength of SupportB CoverageA+ Formula Quality

These tablets provide 1000mg of Vitamin C as calcium ascorbate, ensuring a non-acidic and stomach-friendly profile. Vitamin C is a primary antioxidant that quenches oxidative stress and helps manage systemic triggers.

The inclusion of citrus bioflavonoids adds synergistic antioxidant potential and supports vascular health. It is an excellent choice for individuals needing high-potency support with a gentler delivery format.

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Impact
Highest effect
B+ Goal FitA+ Strength of SupportC- CoverageA+ Formula Quality

Vitamin C as calcium ascorbate and citrus bioflavonoids provide a robust 1000mg dose for Protecting ocular tissues against light-induced oxidative damage. This buffered form appears well aligned with the lens and aqueous humor's high antioxidant requirements.

The inclusion of 120mg of elemental calcium from the ascorbate source ensures transparency regarding mineral intake. It serves as an effective, stomach-friendly intervention for individuals seeking focused ocular antioxidant defense.

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Ingredients

IngredientAmount per serving
Vitamin C (Calcium Ascorbate)
1000 mg
Calcium (Calcium Ascorbate)
120 mg
Bioflavonoids (Citrus Bioflavonoids)
200 mg
Adults 18–50
Report overview
B+ Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyA+ Value
These tablets provide 1,000 mg of Vitamin C as calcium ascorbate, making them a stomach-friendly, buffered option. The formula includes citrus bioflavonoids to support nutrient uptake and systemic antioxidant protection. It is an exceptionally affordable choice for those needing a high-potency, non-acidic Vitamin C supplement.
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