Grade: D

HIGH RISK

Jarrow Formulas

Item: Jarrow Formulas
Rating: 40
Author: SupplementChecker

https://www.jarrow.com Est. 1977 (49 years)

Jarrow Formulas has a SupplementChecker.co trust score of 40/100, which is a Grade D, indicating a HIGH risk level. Jarrow Formulas does not appear to be third-party tested, which is a significant factor in the brand's low trust score. Consumers should be aware of a past Jarrow Formulas recall and consider the brand's transparency practices before purchasing.

Jarrow Formulas Trust Summary

Trust Score: 40/100 (Below Average)
Grade: D
Risk Level: HIGH
Third-Party Tested: No
FDA Recalls: 1
Adverse Events: 8
Years in Business: 49 years
GMP Certified: Yes

Jarrow Formulas has a trust score of 40/100 (Below Average). The brand is not third-party tested by NSF, USP, or Informed Sport, has 1 recall on record and 8 adverse event reports and has been in business for 49 years.

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Red Flags

⚠1 product recall(s) on record
⚠No third-party testing certifications found

Verified Strengths

✓Established brand — operating since 1977 (49 years)

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

Is Jarrow Formulas Third-Party Tested?

No — Jarrow Formulas 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 Jarrow Formulas a Good Brand?

Jarrow Formulas scores 40/100 (D) — this is a below-average score. We recommend considering brands with third-party certifications like NSF or USP. Note: 1 product recall(s) are on record, which impacts the overall trust assessment. The brand does not currently hold third-party testing certifications.

About Jarrow Formulas

Jarrow Formulas is a supplement company founded in 1977 and headquartered in the US. Operating independently, Jarrow Formulas develops and markets a range of nutritional supplements.

Product Specialization

Jarrow Formulas specializes in a variety of supplement categories, including probiotics, vitamins, minerals, amino acids, and specialty supplements. They are known for their diverse probiotic offerings and various vitamin and mineral formulations.

Testing & Certifications Explained

Jarrow Formulas is GMP Certified, which means they follow good manufacturing practices as defined by regulatory bodies. However, there is no evidence that Jarrow Formulas is third-party tested. This means an independent organization does not verify the contents and purity of their products. Consumers seeking third-party tested supplements should be aware that Jarrow Formulas does not currently provide this assurance.

How Jarrow Formulas Compares

Compared to brands like Thorne Research (trust score 92/100) and NOW Foods (trust score 78/100), Jarrow Formulas' trust score of 40/100 is significantly lower. Thorne Research and NOW Foods both have extensive third-party testing and certification programs, whereas Jarrow Formulas does not appear to have third-party testing. Other competitors in the probiotics space, such as Culturelle, also emphasize third-party testing to build consumer trust.

Buying Guidance

Given the Jarrow Formulas trust score and lack of third-party testing, consumers should exercise caution when purchasing their products. It is advisable to purchase from reputable retailers and carefully examine product labels. Consider brands that offer third-party tested supplements for greater assurance of quality and safety.

Frequently Asked Questions

Has Jarrow Formulas had any recalls?

Yes — as of 2026, Jarrow Formulas has 1 FDA product recall(s) on record. There are also 8 adverse event reports filed with the FDA. Jarrow Formulas received a trust score of 40/100 from SupplementChecker.

Are Jarrow Formulas supplements third-party tested?

No — Jarrow Formulas 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 Jarrow Formulas safe?

Jarrow Formulas received a trust score of 40/100 (grade: D, risk level: HIGH). This score is calculated from FDA records, third-party certifications, adverse event reports, and transparency practices. Note: 1 product recall(s) are on record.

Is Jarrow Formulas a good brand?

Jarrow Formulas scores 40/100 (grade: D) — 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. Note: 1 recall(s) are on record.

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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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