Bluebonnet Nutrition C-500 Plus Bioflavonoids, 180 Caplets supplement bottle
Bluebonnet Nutrition

C-500 Plus Bioflavonoids, 180 Caplets

What We Researched
4 active ingredients analyzed · 6 inactive ingredients decoded · 4 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
74
Product Score Fair
75
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin C (L-ascorbic acid) 500 mg 833%
Citrus Bioflavonoid Complex 250 mg *
Hesperidin(Supplying flavones [eriocitrin, naringenin, narirutin] flavonols and other related phenolic compounds) 62 mg *
Rutin 50 mg *
Bioavailability Good

Absorption Rating

  • Vitamin C (L-ascorbic acid) Fair
  • Hesperidin(Supplying flavones [eriocitrin, naringenin, narirutin] flavonols and other related phenolic compounds) Good
  • Rutin Fair
Other Ingredients Excellent

Fillers & Additives

  • Caclium phosphate
  • Vegetable Cellulose
  • Silica
  • Stearic Acid
  • Vegetable Magnesium Stearate
  • Vegetable Glaze
Efficacy Poor

Dosage Analysis

  • Vitamin C (L-ascorbic acid) 500 mg Effective
  • Hesperidin(Supplying flavones [eriocitrin, naringenin, narirutin] flavonols and other related phenolic compounds) 62 mg Under-dosed
  • Rutin 50 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin C (L-ascorbic acid) 500 mg 833%
Citrus Bioflavonoid Complex 250 mg *
Hesperidin(Supplying flavones [eriocitrin, naringenin, narirutin] flavonols and other related phenolic compounds) 62 mg *
Rutin 50 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Caclium phosphate Unknown
Vegetable Cellulose Safe

Forms a vegetarian capsule shell alternative to gelatin.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Vegetable Magnesium Stearate Safe

Prevents ingredients from sticking to equipment. Derived from vegetable sources.

Vegetable Glaze Generally_safe

It is used to provide a shiny coating and protect the supplement.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$32$31$30$29$28 Mar 12 $29.56
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Bluebonnet Nutrition

Founded 1991 · Sugar Land, Texas, USA · 316 products · bluebonnetnutrition.com

Certifications

4 certifications
Nsf Certified For Sport Verified Source
Non Gmo Project Verified Source
Nsf Gmp Verified Source
Usda Organic Verified Source

Transparency

3 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source

Violation History

2 incidents
Lawsuit Failure to provide Proposition 65 warnings for lead in certain products.Recent years
Prop 65 Prop 65 ViolationOngoing
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Frequently Asked Questions
Is Bluebonnet Nutrition C-500 Plus Bioflavonoids, 180 Caplets a good supplement?

Bluebonnet Nutrition C-500 Plus Bioflavonoids, 180 Caplets received a product quality score of 74/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 4 active ingredients with 180 servings per container. Of the 6 inactive ingredients, 4 are rated safe and 0 are flagged for review. The manufacturer, Bluebonnet Nutrition, holds a brand trust score of 75/100 with 4 verified certifications including Nsf Certified For Sport, Non Gmo Project, Nsf Gmp, Usda Organic.

What are the ingredients in Bluebonnet Nutrition C-500 Plus Bioflavonoids, 180 Caplets?

Bluebonnet Nutrition C-500 Plus Bioflavonoids, 180 Caplets contains 4 active ingredients: Vitamin C (L-ascorbic acid) (500 mg), Citrus Bioflavonoid Complex (250 mg), Hesperidin(Supplying flavones [eriocitrin, naringenin, narirutin] flavonols and other related phenolic compounds) (62 mg), Rutin (50 mg). Notable high-dose ingredients include Vitamin C at 833% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Bluebonnet Nutrition C-500 Plus Bioflavonoids, 180 Caplets safe to take?

Bluebonnet Nutrition C-500 Plus Bioflavonoids, 180 Caplets has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Bluebonnet Nutrition a trustworthy supplement brand?

Bluebonnet Nutrition receives a brand trust score of 75/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1991 and headquartered in Sugar Land, Texas, USA, the company offers 316 products in their lineup. They hold 4 verified certifications including Nsf Certified For Sport, Non Gmo Project, Nsf Gmp, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Bluebonnet Nutrition has 2 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.