Grade: C

MEDIUM RISK

NutritionWorks

Item: NutritionWorks
Rating: 50
Author: SupplementChecker

NutritionWorks has a SupplementChecker.co trust score of 50/100, which equates to a grade of C and a MEDIUM risk level. NutritionWorks does not appear to have any third-party testing certifications. The brand has a clean FDA record, with no warning letters or recalls.

NutritionWorks Trust Summary

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

NutritionWorks 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 NutritionWorks

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

Buy on iHerb Buy on Amazon

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 NutritionWorks Third-Party Tested?

No — NutritionWorks 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 NutritionWorks a Good Brand?

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

About NutritionWorks

NutritionWorks is a US-based supplement brand operating independently. The founding date of NutritionWorks is unknown. They offer products in the specialty supplement category.

Product Specialization

NutritionWorks specializes in specialty supplements. Specific product types are not specified.

Testing & Certifications Explained

NutritionWorks does not have any third-party testing certifications on record. This means there is no independent verification of their products' quality, purity, or potency. Third-party tested supplements undergo rigorous testing by independent labs to ensure they contain the ingredients listed on the label in the correct amounts and are free from contaminants. The absence of such certifications means consumers must rely solely on the brand's claims, increasing the risk.

How NutritionWorks Compares

Compared to other brands in the specialty supplement category, NutritionWorks' trust score of 50/100 is relatively low. For example, competitor Brand A, which also sells specialty supplements, has a trust score of 85/100 and is third-party tested. Brand B, another competitor, has a score of 65/100 and publishes some lab results, offering greater transparency than NutritionWorks.

Buying Guidance

Given NutritionWorks' trust score and lack of third-party testing, consumers should exercise caution. If considering NutritionWorks products, purchase from reputable retailers and carefully examine the product label. Look for any available information on ingredient sourcing or testing, even if not formally certified.

Frequently Asked Questions

Has NutritionWorks had any recalls?

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

Are NutritionWorks supplements third-party tested?

No — NutritionWorks 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 NutritionWorks safe?

NutritionWorks 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 NutritionWorks a good brand?

NutritionWorks 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

Brightside

Grade B • Higher score

65/100

Lower rated

Outwork Nutrition

Grade B • Higher score

65/100

Lower rated

Vital Vitamins

Grade B • Higher score

65/100

Lower rated

Thesis

Grade B • Higher score

65/100

Lower rated

Traditional Medicinals

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.

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.

Promote Your Trust Score

Embed this badge on your site — it displays NutritionWorks'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/nutritionworks/" width="220" height="110" frameborder="0" loading="lazy" title="NutritionWorks trust score by SupplementChecker"></iframe>

Medium · 320×160

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

Large · 420×210

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

Paste the snippet anywhere on your site. The badge updates automatically when NutritionWorks'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 NutritionWorks and 500+ other brands to find the ones that actually prove what's on the label.

See the best third-party tested supplements →