Yes, Athletic Greens Is NSF Certified: What It Means for Your Supplement

November 25, 2025 •

3 min read

In an industry with minimal FDA oversight, third-party certification is a crucial mark of product quality and safety. Athletic Greens (AG1) is indeed NSF Certified, specifically through the stringent Certified for Sport® program. This certification provides a vital layer of assurance for consumers, especially athletes, who rely on supplements for their nutritional needs.

Quick Summary

Athletic Greens, or AG1, holds the NSF Certified for Sport® designation, the gold standard in third-party supplement testing. This means every batch is tested for over 280 banned substances and contaminants to ensure product purity and label accuracy. The certification process also involves annual audits of manufacturing facilities.

Key Points

NSF Certified for Sport: Athletic Greens (AG1) is certified by NSF, a rigorous third-party testing program that ensures product safety and quality.
Banned Substance Screening: The Certified for Sport designation means AG1 is tested for over 280 athletic banned substances, protecting athletes from accidental doping.
Label and Content Verification: NSF certification guarantees that the contents of the supplement match what is listed on the label, confirming ingredient identity and potency.
Manufacturing Facility Audits: As part of the certification, NSF conducts annual audits of AG1's manufacturing facilities to ensure compliance with strict quality control standards.
Verification is Easy: Consumers can easily verify AG1's certification by checking the logo on the packaging or by using the official NSF website or app.

Athletic Greens is NSF Certified for Sport®

Athletic Greens (AG1) has earned the prestigious NSF Certified for Sport® designation. This certification is particularly important because the supplement market lacks the strict FDA regulation of pharmaceuticals. The NSF Certified for Sport® program is a rigorous, independent quality and safety certification that ensures products are tested for purity, accuracy, and banned substances, providing confidence to consumers and athletes.

The NSF certification for AG1 involves several key steps:

Annual Audits: Manufacturing facilities undergo yearly audits to ensure compliance with strict Good Manufacturing Practices (GMPs).
Ingredient Review: Ingredients are reviewed to confirm safety and label claims.
Banned Substance Testing: Each batch is tested for over 280 substances prohibited by major athletic organizations, reducing the risk of inadvertent doping.
Contaminant Screening: Testing is conducted to detect harmful levels of contaminants like heavy metals, pesticides, and other impurities.
Label Claim Verification: This process confirms that the ingredients and their amounts accurately match the product label.

What the NSF Certified for Sport Seal Guarantees

For consumers, especially athletes, the NSF Certified for Sport® seal offers significant assurances regarding supplement safety and quality:

Purity and Freedom from Contaminants

NSF certification ensures AG1 is tested for common contaminants, including heavy metals, pesticides, and microbial impurities. This rigorous testing provides confidence in the product's purity.

Label Accuracy and Potency

The certification verifies that AG1's label accurately reflects its contents and their amounts. This is vital in an industry where mislabeling can be an issue. It confirms the potency of the ingredients listed.

Safety for Athletes

NSF Certified for Sport® is crucial for athletes, as it tests for banned substances recognized by major sports bodies, minimizing the risk of positive doping tests from contaminated supplements.

Comparison: NSF Certified vs. Non-Certified Supplements


Feature	NSF Certified for Sport Supplements	Non-Certified Supplements
Third-Party Testing	Yes, independent verification by a trusted third party like NSF.	Unverified; relies solely on the manufacturer's word.
Banned Substance Screening	Tested for over 280 athletic banned substances.	Not tested, exposing athletes to potential doping violations.
Manufacturing Audits	Annual audits of manufacturing facilities ensure cGMP compliance.	Audits are not guaranteed or independently verified, increasing risk of poor practice.
Contaminant Screening	Screens for heavy metals, pesticides, and microbial contaminants.	May not be tested, potentially containing harmful, undisclosed substances.
Label Accuracy	Independent lab testing verifies that the label matches the contents.	Label claims may be inaccurate or misleading.
Consumer Trust	Higher level of trust and confidence due to independent verification.	Lower consumer trust due to lack of transparent, independent testing.

How to Verify Athletic Greens' NSF Certification

To confirm that your Athletic Greens product is NSF Certified for Sport®:

Check for the circular NSF Certified for Sport® logo on the AG1 packaging.
Search for Athletic Greens or AG1 on the official NSF website database.
Use the NSF Certified for Sport® mobile app to scan the UPC barcode and verify the product's status.

Conclusion

Athletic Greens' NSF Certified for Sport® status provides a significant level of assurance regarding its quality, safety, and transparency. This rigorous third-party testing program confirms the purity and potency of AG1's formula, testing for contaminants and banned substances and auditing manufacturing facilities. For consumers seeking a trustworthy supplement, the NSF seal on Athletic Greens signifies a commitment to high-quality standards.

For more information on the importance of independent testing, you can refer to NSF's official resources [nsf.org/about-nsf/faqs/dietary-supplements-functional-foods-faqs].

Frequently Asked Questions

Yes, Athletic Greens is NSF Certified. Specifically, it holds the NSF Certified for Sport® certification, which is one of the most rigorous independent quality and safety certifications in the supplement industry.

The NSF Certified for Sport® seal on AG1 means that every batch has been tested and certified to be free of over 280 banned athletic substances. It also ensures the product contains exactly what is stated on the label and is produced in a facility that meets NSF's strict standards.

The easiest way to verify NSF certification is to look for the NSF logo on the product label. For definitive confirmation, you can use the official NSF online database or the Certified for Sport® mobile app to search for the specific product and its lot number.

Third-party testing is crucial because the supplement industry has minimal FDA pre-market oversight. Independent verification, like NSF certification, ensures a product is accurately labeled and free from harmful contaminants, providing consumer safety and peace of mind.

NSF certification guarantees the product's safety, purity, and that it contains the ingredients listed on the label. It does not guarantee the product's specific effectiveness or health benefits, which depend on an individual's diet and health goals.

Yes, as part of the NSF Certified for Sport® program, AG1 is tested for harmful contaminants, including heavy metals like lead, mercury, arsenic, and cadmium.

Besides NSF Certified for Sport®, Athletic Greens is also manufactured in TGA-registered and GMP-Certified facilities, further demonstrating its commitment to quality and safety.