Grade: B+

MEDIUM RISK

Ener-C

Item: Ener-C
Rating: 70
Author: SupplementChecker

https://www.ener-c.com Est. 2012 (14 years)

Ener-C has a SupplementChecker.co trust score of 70/100, which is a B+ grade, indicating MEDIUM risk. Ener-C is GMP Certified, but it is not clear whether Ener-C products are third-party tested. Consumers should be aware of this when evaluating if Ener-C is a good brand for their needs.

Ener-C Trust Summary

Trust Score: 70/100 (Good)
Grade: B+
Risk Level: MEDIUM
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 0
Years in Business: 14 years
GMP Certified: Yes

Ener-C has a trust score of 70/100 (Good). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and no adverse event reports and has been in business for 14 years.

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Red Flags

⚠No third-party testing certifications found

Verified Strengths

✓Established brand — operating since 2012 (14 years)
✓Clean FDA record — no warnings, recalls, or significant adverse events

Certifications

GMP Certified

GMP certification ensures manufacturing quality standards are met, but does not verify that product contents match the label through independent testing. Look for NSF, USP, or Informed Sport certifications for third-party verified products.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

Clean record — no FDA warnings, recalls, or significant adverse events.

Is Ener-C Third-Party Tested?

No — Ener-C is not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. They do hold GMP certification, which ensures manufacturing quality but does not independently verify product contents. We recommend looking for brands with verified third-party testing for the highest confidence in product quality. See our guide to third-party tested supplements.

Is Ener-C a Good Brand?

Ener-C scores 70/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. Ener-C has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About Ener-C

Ener-C is an independent supplement brand founded in 2012 and headquartered in the US. Ener-C focuses on providing effervescent vitamin and mineral supplements. They are known for their flavored vitamin C and electrolyte powders.

Product Specialization

Ener-C specializes in vitamin C supplements, electrolytes, and immune support products. Their primary product offerings include flavored effervescent powders designed to be mixed with water for convenient consumption.

Testing & Certifications Explained

Ener-C is GMP Certified, indicating adherence to Good Manufacturing Practices. However, there is no evidence that Ener-C is third-party tested. Third-party testing provides an extra layer of assurance that the product contains what the label claims and is free from contaminants. The absence of this testing means consumers must rely solely on the brand's internal quality control measures.

How Ener-C Compares

Many competing brands in the vitamin C and electrolyte space, such as NOW Foods (trust score 82/100) and Garden of Life (trust score 85/100), undergo third-party testing and have higher trust scores. Other competitors like Airborne (trust score 65/100) have a similar trust score to Ener-C. Consumers often seek third-party tested supplements to ensure product quality and safety.

Buying Guidance

Consumers can purchase Ener-C products from various online retailers and supplement stores. Given that it is not clear whether Ener-C products are third-party tested, consumers should carefully review the ingredient list and consider purchasing from retailers with strong return policies. Check Ener-C reviews from multiple sources before purchasing.

Frequently Asked Questions

Has Ener-C had any recalls?

No — as of 2026, Ener-C has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Ener-C received a trust score of 70/100 from SupplementChecker.

Are Ener-C supplements third-party tested?

No — Ener-C supplements are not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. They do have GMP (Good Manufacturing Practice) certification, which ensures manufacturing quality but does not independently verify product contents.

Is Ener-C safe?

Ener-C received a trust score of 70/100 (grade: B+, risk level: MEDIUM). This score is calculated from FDA records, third-party certifications, adverse event reports, and transparency practices. No FDA warnings or recalls are on record.

Is Ener-C a good brand?

Ener-C scores 70/100 (grade: B+) — this is an average score. There may be room for improvement in testing transparency or certifications. They do not currently hold third-party testing certifications like NSF, USP, or Informed Sport. No FDA warnings or recalls found.

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How We Calculated This Score

Every brand starts with a baseline score of 70/100.

Points added for: Third-party certifications (NSF +15, USP +15, Informed Sport +10), publishing lab results (+10), clean regulatory record (+10), 10+ years in business (+10), organic certification (+5).

Points deducted for: FDA warning letters (-25), product recalls (-20), high adverse events (-15), no third-party testing (-15), proprietary blends (-10), no GMP (-10).

Score is capped at 0-100. Grade and risk level are derived from the final score.

All data sourced from FDA.gov, Health Canada (LNHPD / recalls-rappels), NSF.org, USP.org, and publicly available brand information. Last updated: 4/9/2026.

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