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

Vitamin C, 1000 mg Review

What We Researched
3 active ingredients analyzed · 1 inactive ingredient decoded · 4 brand certifications checked · Page generated: Sep 2026
74
Product Score Fair
93
Brand Score Excellent

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

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.

Natural fruit flavors Unknown
Brand Trust Report
Emergen-C

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

Certifications

4 certifications
Consumerlab Source available Primary evidence
Gluten Free Gfco Source available Primary evidence
NSF Contents Certified Supporting evidence unavailable
NSF Certified Supporting evidence unavailable

Transparency

3 claims
Third Party Testing Claim — Verified Evidence available Evidence
Testing Lab Disclosure — Claimed Evidence available Evidence

Violation History

4 incidents
Lawsuit Gummy products contain significantly less Vitamin C than advertised on the label.2024 Source available Primary source
Lawsuit Falsely advertising products as containing 'Natural Flavors' and 'Natural Fruit Flavors' when they contain the artificial ingredient DL malic acid.2023 Source available Primary source
Recall Emergen-C Energy Release & Immunity Support Food Supplement Super Orange 8 Sachets2021-10-15 Source available Primary source
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.2014 Source available Primary source
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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 ingredients are flagged for review. The manufacturer, Emergen-C, holds a brand trust score of 93/100.

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?

GoodSupp reviewed the inactive-ingredient data available for Emergen-C Vitamin C, 1000 mg. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. 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 93/100 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. 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 150,000 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 — read our methodology. 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.