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C 1000 mg

Swanson
4.8
★ ★ ★ ★ ★
(3047 ratings)
Vitamin C 1000 mg
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Score81

A clear, full-strength vitamin C capsule with a lean formula. Unbuffered acidity and narrow coverage are the main trade-offs.

How scoring works
Quantity:90 Capsule(s) • (90 servings)
Goals:
Immunity
General Health
Skin Health
Vision Support

Score 81

A clear, full-strength vitamin C capsule with a lean formula. Unbuffered acidity and narrow coverage are the main trade-offs.

How scoring works
$10.79($0.11 per serving)
iHerb
$ 10.79
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Analysis

The 1,000 mg serving provides strong antioxidant, immune, and collagen-related support. It suits adults who want substantial vitamin C rather than a broad combination product.

Plain ascorbic acid has no buffering or special delivery advantage. The small rose-hip extract is compatible but unlikely to contribute much beyond the main vitamin.

The focused label is easy to judge, though the bottle contains fewer servings than several similar options. Broader skin, vision, and immune needs are not covered.

Who is it for
  • Adults seeking 1,000 mg vitamin C
  • Users who want a focused capsule
  • People targeting antioxidant support
Best for
  • High-strength daily supplementation
  • Collagen formation support
  • Focused immune nutrition

Pros

  • Substantial vitamin C amount
  • Exact dose is disclosed
  • Simple capsule formula
  • Rose hips fit the antioxidant theme

Cons

  • Unbuffered acidic form
  • No enhanced delivery
  • Rose hips add little depth
  • Fewer servings than some comparable bottles

Warnings

  • The 1,000 mg serving may cause stomach upset or loose stools
  • People prone to calcium oxalate kidney stones should consider total vitamin C intake
  • Taking the full amount at once may be less comfortable for sensitive users

Nutrient quality

83 Highest impact

Ordinary ascorbic acid is established but offers no buffering, and the small rose hip addition does not materially improve delivery. The serving is below the adult upper limit, though the amount may bother sensitive stomachs.

Ingredient transparency

81 Highest impact

Each listed active ingredient has a specific amount. Complete excipient details and clear daily intake guidance are not supplied.

Customer satisfaction

74 High impact

The supplied aggregate satisfaction metrics are strong and based on meaningful volume. No feedback excerpts or complaint themes are supplied, so experience patterns cannot be verified.

Value for money

86 Highest impact

Serving value appears favorable for the disclosed dose. The focused ingredient profile avoids costly low-value extras.

Report analysis

Goals

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

Vitamin C directly supports immune-cell function, epithelial barriers, and antioxidant protection, although it covers only one main immune pathway. Vitamin C has strong established nutritional evidence, with the clearest benefit when intake is inadequate or demand is elevated.

The 1000 mg vitamin C serving reaches the configured immune-support range rather than providing a token amount. The exact ascorbic acid amount is disclosed apart from rose hips, but no buffering or absorption aid is present.

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General Health
Impact
High effect
B Goal FitB+ Strength of SupportC- CoverageB+ Formula Quality

A full-range vitamin C amount offers direct antioxidant, immune, and collagen support. Standard ascorbic acid is well established and clearly disclosed.

The small rose hip extract contributes little additional depth, so broader wellness coverage remains limited. The concentrated single-nutrient approach is most suitable when vitamin C is the specific gap.

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Skin Health
Impact
High effect
B- Goal FitB+ Strength of SupportC- CoverageB+ Formula Quality

Vitamin C directly supports collagen synthesis and antioxidant defense. The high serving amount gives this focused pathway strong depth.

Plain ascorbic acid is clearly disclosed but offers no buffering or enhanced delivery. A small rose hip addition is related, while hydration and barrier pathways remain absent.

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Macular and Blue Light Defense
Vision Support
Impact
High effect
C Goal FitB+ Strength of SupportD+ CoverageB+ Formula Quality

Vitamin C contributes to ocular antioxidant defense and is used in established combination formulas. No macular pigment, omega-3 lipid, zinc, copper, or vitamin E is supplied.

The high amount provides strong antioxidant depth, though plain ascorbic acid offers no delivery upgrade. The small rose hip addition keeps the label lean without broadening ocular pathways.

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Cellular Defense
Anti-Inflammatory Support
Impact
Moderate effect
D+ Goal FitB- Strength of SupportD- CoverageA Formula Quality

Vitamin C supplies a substantial antioxidant amount with modest anti-inflammatory potential. The single nutrient does not provide direct enzyme or lipid-mediator coverage.

The dose is transparent and well within a common supplemental range. The focused formula avoids padding but remains mechanistically narrow.

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Ingredients

IngredientAmount per serving
Vitamin C (Ascorbic Acid)
 1000 mg
Rose Hips 4:1 extract
15 mg
Adults 18–50
Report overview
Vitamin C (Ascorbic Acid) · 1000 mg OverallScore68
F Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyA+ Value

A full target-range amount of standard ascorbic acid is provided with only a small rose hip addition. The 1,000 mg serving falls within the preferred intake range. Vitamin C is clearly quantified separately from the rose hips, while the formula provides exceptionally low cost per gram.

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