NOW Foods C-500, Orange, 100 Tablets supplement bottle
NOW Foods

C-500, Orange, 100 Tablets

What We Researched
9 active ingredients analyzed · 11 inactive ingredients decoded · 7 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
84
Product Score Good
100
Brand Score Excellent

Product Analysis

Transparency Very Good

Supplement Facts

IngredientAmount% DV
Vitamin C (as Sodium Ascorbate and as Ascorbic Acid) 500 mg 556%
Acerola Extract Complex (Malpighia punicifolia) (Fruit) 5 mg
Citrus Bioflavonoid Complex 5 mg
Bioavailability Excellent

Absorption Rating

  • Vitamin C (as Sodium Ascorbate and as Ascorbic Acid) Good
  • Acerola Extract Complex (Malpighia punicifolia) (Fruit) Good
Other Ingredients Excellent

Fillers & Additives

  • Organic Cane Sugar
  • Sorbitol
  • Hydroxypropyl Cellulose
  • Xylitol
  • Natural orange fruit juice powder
  • Stearic Acid (Vegetable Source)
  • Natural Flavors
  • Organic stevia leaf extract (enzyme-modified steviol glycosides)
  • Magnesium Stearate (Vegetable Source)
  • Silicon Dioxide
  • Maltodextrin (non-GMO) and Caramel color
Efficacy Fair

Dosage Analysis

  • Vitamin C (as Sodium Ascorbate and as Ascorbic Acid) 500 mg Effective
  • Acerola Extract Complex (Malpighia punicifolia) (Fruit) 5 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 5
Total Carbohydrate 1 g <1%**
Total Sugars 1 g
Includes 1g Added Sugars <2%**
Sugar Alcohols (Sorbitol & Xylitol) <1 g
Vitamin C (as Sodium Ascorbate and as Ascorbic Acid) 500 mg 556%
Sodium 40 mg 2%
Acerola Extract Complex (Malpighia punicifolia) (Fruit) 5 mg
Citrus Bioflavonoid Complex 5 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Organic Cane Sugar Safe

Adds sweetness and helps create gummy texture.

Sorbitol Safe

Provides sweetness and helps retain moisture in chewables.

Hydroxypropyl Cellulose Safe

Binds tablet ingredients and can form tablet coatings.

Xylitol Safe

Provides sweetness with reduced calorie content. Does not promote tooth decay.

Natural orange fruit juice powder Unknown
Stearic Acid (Vegetable Source) Generally_safe

It is used as a lubricant and release agent.

Natural Flavors Safe

Improves taste of chewable, gummy, or liquid supplements.

Organic stevia leaf extract (enzyme-modified steviol glycosides) Unknown
Magnesium Stearate (Vegetable Source) Generally_safe

It is used to prevent ingredients from sticking to manufacturing equipment.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Maltodextrin (non-GMO) and Caramel color Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$12$11$10$9$8 Mar 12 $10.40$9.68
iHerb
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
NOW Foods

Founded 1968 · Bloomingdale, Illinois, USA · 996 products · nowfoods.com

Certifications

7 certifications
Consumerlab Verified Source
Informed Sport Verified Source
Labdoor Verified Source
Non Gmo Project Verified Source
Npa Gmp Verified Source
Usda Organic Verified Source
Fda Gmp Inspections Verified Source

Transparency

5 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source
Testing Lab Disclosure — Verified Source
In House Testing — Verified Source

Violation History

7 incidents
Lawsuit Mislabeled St. John's Wort supplement, containing significantly less of the active ingredient than advertised.NoneSource
Lawsuit A data breach that compromised personal and health information of employees and dependents.2023Source
Prop 65 Lead2021-11-30Source
Recall NOW Real Food® Raw Macadamia Nuts2020-06-12Source
Recall NOW Real Food® Zesty Sprouting Mix2018-06-21Source
Lawsuit Misleadingly using slack-fill packaging for their Vitamin C supplements.2015Source
Fda Warning Adulterated Dietary Supplement due to pesticide (quintozene) contamination in American Ginseng.2007-10-12Source
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Frequently Asked Questions
Is NOW Foods C-500, Orange a good supplement?

NOW Foods C-500, Orange, 100 Tablets received a product quality score of 84/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 9 active ingredients Of the 11 inactive ingredients, 6 are rated safe and 0 are flagged for review. The manufacturer, NOW Foods, holds a brand trust score of 100/100 with 7 verified certifications including Consumerlab, Informed Sport, Labdoor, Non Gmo Project.

What are the ingredients in NOW Foods C-500, Orange?

NOW Foods C-500, Orange contains 9 active ingredients: Calories (5), Total Carbohydrate (1 g), Total Sugars (1 g), Includes 1g Added Sugars, Sugar Alcohols (Sorbitol & Xylitol) (<1 g), Vitamin C (as Sodium Ascorbate and as Ascorbic Acid) (500 mg), and 3 more. 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 NOW Foods C-500, Orange safe to take?

NOW Foods C-500, Orange, 100 Tablets 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 NOW Foods a trustworthy supplement brand?

NOW Foods receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1968 and headquartered in Bloomingdale, Illinois, USA, the company offers 996 products in their lineup. They hold 7 verified certifications including Consumerlab, Informed Sport, Labdoor, Non Gmo Project. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: NOW Foods has 7 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.