Grade: C

MEDIUM RISK

Inside

Item: Inside
Rating: 50
Author: SupplementChecker

Inside has a SupplementChecker.co trust score of 50/100, a grade of C, indicating a MEDIUM risk level. No third-party testing certifications were found for Inside. This means it's difficult to independently verify the quality and purity of their supplements.

Inside Trust Summary

Trust Score: 50/100 (Fair)
Grade: C
Risk Level: MEDIUM
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 0

Inside has a trust score of 50/100 (Fair). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and no adverse event reports.

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Red Flags

⚠No third-party testing certifications found
⚠No GMP certification visible

Verified Strengths

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

Certifications

No certifications on record. This brand has not demonstrated GMP compliance or third-party testing verification.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

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

Is Inside Third-Party Tested?

No — Inside is not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. No GMP certification was found on record either. 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 Inside a Good Brand?

Inside scores 50/100 (C) — this is a below-average score. We recommend considering brands with third-party certifications like NSF or USP. Inside has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About Inside

Inside is an independent supplement brand with an unknown founding date. Headquartered in the US, Inside develops and markets supplements.

Product Specialization

Inside specializes in herbal and mineral supplements. While specific product lines are not detailed, the brand focuses on these core ingredient categories.

Testing & Certifications Explained

Inside does not appear to have any third-party testing certifications. This means that there is no independent organization verifying the quality, purity, or potency of their supplements. Consumers should be aware that the absence of certifications makes it more challenging to confirm that the products contain the ingredients listed on the label and are free from contaminants. This is important for consumers looking for third-party tested supplements.

How Inside Compares

Compared to brands like Thorne Research (trust score 92/100) and Klean Athlete (trust score 88/100), which have robust third-party testing and certifications, Inside's trust score is considerably lower. Another competitor, Nature Made (trust score 65/100), also demonstrates more visible quality control measures. This difference highlights the importance of independent verification in the supplement industry.

Buying Guidance

Given Inside's trust score and lack of third-party testing, consumers should exercise caution. Purchase from reputable retailers and carefully evaluate the ingredient list and dosage information. Consider seeking brands with more transparent testing practices and certifications.

Frequently Asked Questions

Has Inside had any recalls?

No — as of 2026, Inside has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Inside received a trust score of 50/100 from SupplementChecker.

Are Inside supplements third-party tested?

No — Inside supplements are not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. No independent testing or GMP certification was found on record.

Is Inside safe?

Inside received a trust score of 50/100 (grade: C, 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 Inside a good brand?

Inside scores 50/100 (grade: C) — this is below average. We recommend looking for brands with third-party certifications like NSF or USP. 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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