Grade: C

MEDIUM RISK

BioSil

Item: BioSil
Rating: 50
Author: SupplementChecker

BioSil has a SupplementChecker.co trust score of 50/100, which translates to a grade of C and a MEDIUM risk level. BioSil does not appear to have any third-party testing certifications to verify the quality of its products. Consumers wondering "is BioSil a good brand?" should consider this lack of independent verification.

BioSil Trust Summary

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

BioSil 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 BioSil Third-Party Tested?

No — BioSil 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 BioSil a Good Brand?

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

About BioSil

BioSil is a supplement brand headquartered in the US and operating as an independent company. The founding date of BioSil is unknown. They offer products in the specialty supplement category.

Product Specialization

BioSil specializes in specialty supplements. While specific product lines are not detailed here, they are known for products targeting specific health concerns or demographics.

Testing & Certifications Explained

BioSil 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 BioSil's products. Consumers should be aware that the absence of certifications makes it more difficult to assess the reliability of product claims.

How BioSil Compares

Compared to other brands in the specialty supplement category, BioSil's trust score of 50/100 is relatively low. For example, Thorne Research, a competitor known for its rigorous third-party testing, has a much higher trust score. Similarly, NOW Foods often boasts GMP certification, which BioSil lacks. Consumers should compare "BioSil reviews" and trust scores against those of competitors.

Buying Guidance

Given BioSil's trust score and lack of third-party testing, consumers should exercise caution. Purchase BioSil products from reputable retailers and carefully examine product labels. Look for any available information about ingredient sourcing or manufacturing processes, even though this information is not readily available.

Frequently Asked Questions

Has BioSil had any recalls?

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

Are BioSil supplements third-party tested?

No — BioSil 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 BioSil safe?

BioSil 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 BioSil a good brand?

BioSil 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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