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C-1000 With 100 mg Of Bioflavonoids

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4.8
★ ★ ★ ★ ★
(36896 ratings)
Rutin 25 mg
Flavonoid (mixture) 100 mg
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Score80
A very economical high-dose vitamin C capsule with useful flavonoid additions but little targeted rutin value.
How scoring works
Quantity:500 Capsule(s) • (500 servings)
Goals:

Score 80

A very economical high-dose vitamin C capsule with useful flavonoid additions but little targeted rutin value.
How scoring works
$34.70($0.06 per serving)
Vitacost
$ 38.37
iHerb
$ 36.75
Daily Vita
$ 34.70
Amazon
$ 36.75
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Analysis

Ascorbic acid supplies the dominant active amount and supports normal antioxidant and collagen-related functions. Citrus bioflavonoids and rutin provide companion plant compounds rather than equally strong standalone doses.

Sophora japonica identifies the rutin source, but no purity or standardization is given. The citrus complex is also not broken down into individual flavonoids, which limits deeper quality assessment.

The very large bottle offers exceptional convenience and serving value for established vitamin C users. A full gram may be more than sensitive stomachs tolerate, and a lower amount may be sufficient for routine intake.

Who is it for
  • Adults specifically seeking a high-dose vitamin C capsule
  • Long-term users who want a large bottle
Best for
  • Vitamin C supplementation
  • Low-cost antioxidant routines

Pros

  • Clearly stated vitamin C amount
  • Sophora-sourced rutin
  • Includes citrus bioflavonoids
  • Very large bottle
  • Low serving cost

Cons

  • Rutin amount is low
  • Citrus complex is not characterized
  • High vitamin C amount may exceed routine needs

Warnings

  • A 1,000 mg vitamin C serving may cause nausea, cramping, or diarrhea, especially on an empty stomach.
  • People prone to calcium-oxalate kidney stones may need to avoid high-dose vitamin C.
  • High-dose vitamin C increases iron absorption, which is relevant for hemochromatosis or other iron-overload conditions.

Nutrient quality

78 High impact

Ascorbic acid is standard, while Sophora japonica gives rutin a clear botanical source; vitamin C is substantial, but the bioflavonoid and rutin amounts are supporting rather than targeted. The vitamin C amount may cause digestive upset in sensitive users; the formula logically supports vitamin C intake with complementary flavonoids; the short ingredient list avoids obvious padding.

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Ingredient transparency

76 High impact

Most listed actives have specific amounts; no hidden blend obscures key doses except where noted. Vitamin C and rutin are specifically identified, while the citrus complex lacks detailed composition; serving directions and inactive ingredients are not supplied.

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Customer satisfaction

73 High impact

The supplied aggregate average is favorable, though no individual feedback is available; the large rating sample improves confidence in the aggregate average, but no individual feedback is supplied. Detailed feedback is absent, so repeated complaints cannot be assessed; real-world fit with the intended purpose remains uncertain.

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Value for money

95 Highest impact

Straightforward forms and doses strongly match the low cost; the serving is very economical for high-dose vitamin C. The supporting flavonoids are relevant rather than decorative; few comparable formulas offer a lower cost per serving.

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Ingredients

IngredientAmount per serving
Vitamin C (Ascorbic Acid)
1 Gram(s)
Citrus Bioflavonoid Complex
100 mg
Rutin powder (Sophora japonica)
25 mg
Gluten Free Adults 18–50 Vegan Kosher Dairy Free Vegetarian
Report overview
B- Active Ingredient Quality & BioavailabilityD- Dose, Safety & Label TransparencyB Value

Sophora japonica gives the rutin a clear source, but the powder lacks purity or standardization details. The dose is too low for targeted capillary support despite full amount disclosure. The low serving cost supports good unit value, while the high vitamin C dose may cause stomach upset or diarrhea in sensitive users.

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