GNC Vitamin C 500 mg Orange supplement bottle
GNC

Vitamin C 500 mg Orange

What We Researched
2 active ingredients analyzed · 13 inactive ingredients decoded · 5 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
82
Product Score Good
88
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 4 g 1%
Vitamin C (as Ascorbic Acid) 500 mg 556%
Bioavailability Fair

Absorption Rating

  • Total Carbohydrates Fair
  • Vitamin C (as Ascorbic Acid) Fair
Other Ingredients Very Good

Fillers & Additives

  • Sugar
  • Corn Syrup
  • Palm Oil
  • Soy Protein Isolate
  • Natural & Artificial Flavor
  • Glycerin
  • Mono-Glycerides and Di-Glycerides
  • Citrus Bioflavonoids
  • Soy Lecithin
  • Carrageenan Medium
  • FD&C Yellow #6 Low
  • Fruits and Vegetable Juice
  • Sucralose
Efficacy Excellent

Dosage Analysis

  • Vitamin C (as Ascorbic Acid) 500 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Total Carbohydrates 4 g 1%
Vitamin C (as Ascorbic Acid) 500 mg 556%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Sugar Generally_safe

Adds sweetness to chewable or gummy supplements.

Corn Syrup Generally_safe

Provides sweetness and texture in gummy supplements.

Palm Oil Generally_safe

Used as a carrier for fat-soluble ingredients.

Soy Protein Isolate Generally_safe

It is used as a filler to increase the bulk of a supplement.

Natural & Artificial Flavor Generally_safe

It is used to improve the taste of the supplement.

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Mono-Glycerides and Di-Glycerides Unknown
Citrus Bioflavonoids Generally_safe

They are included for their antioxidant properties and potential health benefits.

Soy Lecithin Safe

Helps blend oil and water-based ingredients. Common allergen.

Carrageenan Caution

Used to thicken and stabilize liquid and gel supplements.

FD&C Yellow #6 Caution

It is used to add color to the supplement.

Fruits and Vegetable Juice Unknown
Sucralose Generally_safe

Adds sweetness to chewables, gummies, and powdered supplements without calories.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$20$19$18$17$16 Mar 12 $17.99
GNC

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

Brand Trust Report
GNC

Founded 1935 · Pittsburgh, Pennsylvania, USA · 200 products · gnc.com

Certifications

5 certifications
Informed Sport Verified Source
Consumerlab Verified Source
Fda Gmp Inspections Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Verified Source
In House Testing — Claimed
Related Supplements
Frequently Asked Questions
Is GNC Vitamin C 500 mg Orange a good supplement?

GNC Vitamin C 500 mg Orange received a product quality score of 82/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 2 active ingredients Of the 13 inactive ingredients, 2 are rated safe and 2 are flagged for review. The manufacturer, GNC, holds a brand trust score of 88/100 with 5 verified certifications including Informed Sport, Consumerlab, Fda Gmp Inspections, Usda Organic.

What are the ingredients in GNC Vitamin C 500 mg Orange?

GNC Vitamin C 500 mg Orange contains 2 active ingredients: Total Carbohydrates (4 g), Vitamin C (as Ascorbic Acid) (500 mg). Notable high-dose ingredients include Vitamin C at 556% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is GNC Vitamin C 500 mg Orange safe to take?

GNC Vitamin C 500 mg Orange has been analyzed for ingredient safety across all its components. Of 13 inactive ingredients, 2 are rated safe. 2 ingredients are flagged for review: Carrageenan, FD&C Yellow #6. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is GNC a trustworthy supplement brand?

GNC receives a brand trust score of 88/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1935 and headquartered in Pittsburgh, Pennsylvania, USA, the company offers 200 products in their lineup. They hold 5 verified certifications including Informed Sport, Consumerlab, Fda Gmp Inspections, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

How much vitamin d3 should i take daily?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What does vitamin d do?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How much vitamin d3 per day for a woman?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

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.