Grade: C

MEDIUM RISK

Biosyntrx

Item: Biosyntrx
Rating: 50
Author: SupplementChecker

Last reviewed: April 14, 2026

Biosyntrx has a SupplementChecker.co trust score of 50/100, which translates to a grade of C and a MEDIUM risk level. Biosyntrx does not appear to conduct third-party testing on its supplements. This, combined with a lack of GMP certification, are notable factors for consumers to consider when evaluating if Biosyntrx is a good brand.

Biosyntrx Trust Summary

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

Biosyntrx 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.

Where to Buy Biosyntrx

Purchase from trusted retailers. We may earn a commission at no extra cost to you.

Buy on Amazon Buy on Herbspro Buy on iHerb

Check another brand:

e.g. Nature Made, Thorne, NOW Foods...

Check

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 Biosyntrx Third-Party Tested?

No — Biosyntrx 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 Biosyntrx a Good Brand?

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

About Biosyntrx

Biosyntrx is an independent supplement brand operating in the US. The founding date is unknown. Biosyntrx formulates and sells specialty supplements.

Product Specialization

Biosyntrx specializes in specialty supplements. Specific product types include [ADD PRODUCT TYPES HERE IF KNOWN].

How Biosyntrx Compares

Compared to brands like Thorne Research (trust score 92) and Klean Athlete (trust score 88), which both prioritize third-party testing and certifications, Biosyntrx's trust score of 50 is considerably lower. Another competitor, Pure Encapsulations (trust score 78), also demonstrates a stronger commitment to quality through rigorous testing protocols. These brands may offer greater assurance of product quality and safety than Biosyntrx.

Testing & Certifications Explained

Biosyntrx does not appear to have any third-party certifications to verify the quality, purity, or potency of its supplements. This means that there is no independent organization confirming that the ingredients listed on the label are accurate and free from contaminants. Consumers should be aware that the absence of third-party testing increases the risk of inconsistencies in product quality.

Buying Guidance

Given Biosyntrx's trust score and lack of third-party testing, consumers should exercise caution when considering their products. Purchase directly from Biosyntrx or authorized retailers to minimize the risk of counterfeit products. Carefully review the ingredient list and consider consulting with a healthcare professional before use.

Frequently Asked Questions

Has Biosyntrx had any recalls?

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

Are Biosyntrx supplements third-party tested?

No — Biosyntrx 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 Biosyntrx safe?

Biosyntrx 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 Biosyntrx a good brand?

Biosyntrx 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.

Get FDA Recall Alerts

We'll notify you when FDA recalls affect supplement brands you care about.

Compare Similar Brands

Brands in similar categories with comparable trust profiles. Compare certifications, scores, and safety records.

65/100

Lower rated

Thesis

Grade B • Higher score

65/100

Lower rated

Manitoba Harvest

Grade B • Higher score

65/100

Lower rated

Primal Harvest

Grade B • Higher score

65/100

Lower rated

Bloom Nutrition

Grade B • Higher score

65/100

Lower rated

Cell Core Biosciences

Grade B • Higher score

Want more comparisons? Browse our supplement categories or check our buying guides.

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.

See our full scoring methodology and data sources for how each signal is measured.

All data sourced from FDA.gov, Health Canada (LNHPD / recalls-rappels), NSF.org, USP.org, and publicly available brand information. Last updated: 5/1/2026.

Promote Your Trust Score

Embed this badge on your site — it displays Biosyntrx's verified trust score and links back to this profile page. Helps show buyers you're transparent about third-party testing.

Small · 220×110

<iframe src="https://supplementchecker.co/embed/biosyntrx/" width="220" height="110" frameborder="0" loading="lazy" title="Biosyntrx trust score by SupplementChecker"></iframe>

Medium · 320×160

<iframe src="https://supplementchecker.co/embed/biosyntrx/" width="320" height="160" frameborder="0" loading="lazy" title="Biosyntrx trust score by SupplementChecker"></iframe>

Large · 420×210

<iframe src="https://supplementchecker.co/embed/biosyntrx/" width="420" height="210" frameborder="0" loading="lazy" title="Biosyntrx trust score by SupplementChecker"></iframe>

Paste the snippet anywhere on your site. The badge updates automatically when Biosyntrx's trust score changes.

Own this brand? Contact us to update your information.

Want to find supplements you can trust?

Third-party testing is the single best indicator of supplement quality. We analyzed Biosyntrx and 500+ other brands to find the ones that actually prove what's on the label.

See the best third-party tested supplements →