Emergen-C Vitamin C, 1000 mg supplement bottle
Emergen-C

Vitamin C, 1000 mg

What We Researched
3 active ingredients analyzed · 1 inactive ingredient decoded · 2 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
74
Product Score Fair
77
Brand Score Fair

Product Analysis

Transparency Poor

Supplement Facts

IngredientAmount% DV
Vitamin C 1,000 mg
Zinc
Manganese
Bioavailability Good

Absorption Rating

  • Vitamin C Fair
  • Zinc Fair
  • Manganese Good
Other Ingredients Excellent

Fillers & Additives

  • Natural fruit flavors
Efficacy Excellent

Dosage Analysis

  • Vitamin C 1,000 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin C 1,000 mg
Zinc
Manganese

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Price Comparison

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

Brand Trust Report
Emergen-C

Founded 1978 · Weybridge, Surrey, United Kingdom · 35 products · emergenc.com/

Certifications

2 certifications
Consumerlab Verified Source
Gluten Free Gfco Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed Source

Violation History

4 incidents
Lawsuit Gummy products contain significantly less Vitamin C than advertised on the label.2024Source
Lawsuit Falsely advertising products as containing 'Natural Flavors' and 'Natural Fruit Flavors' when they contain the artificial ingredient DL malic acid.2023Source
Recall Emergen-C Energy Release & Immunity Support Food Supplement Super Orange 8 Sachets2021-10-15Source
Lawsuit Deceptively marketing the supplement as providing health benefits, including reducing the risk of or preventing colds and flu, without scientific evidence to support such claims.2014Source
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Frequently Asked Questions
Is Emergen-C Vitamin C, 1000 mg a good supplement?

Emergen-C Vitamin C, 1000 mg received a product quality score of 74/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 3 active ingredients with 30 servings per container. Of the 1 inactive ingredients, 0 are rated safe and 0 are flagged for review. The manufacturer, Emergen-C, holds a brand trust score of 77/100 with 2 verified certifications including Consumerlab, Gluten Free Gfco.

What are the ingredients in Emergen-C Vitamin C, 1000 mg?

Emergen-C Vitamin C, 1000 mg contains 3 active ingredients: Vitamin C (1,000 mg), Zinc, Manganese. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Emergen-C Vitamin C, 1000 mg safe to take?

Emergen-C Vitamin C, 1000 mg 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 Emergen-C a trustworthy supplement brand?

Emergen-C receives a brand trust score of 77/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1978 and headquartered in Weybridge, Surrey, United Kingdom, the company offers 35 products in their lineup. They hold 2 verified certifications including Consumerlab, Gluten Free Gfco. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Emergen-C has 4 historical regulatory incidents on record, which are factored into the trust score.

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.

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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.