Is Nature's Way NSF Certified? What Consumers Need to Know

December 28, 2025 •

3 min read

According to Nature's Way's official quality page, the brand was among the first dietary supplement companies to earn a third-party Good Manufacturing Practices (GMP) certification from NSF. This confirms that their facilities and manufacturing processes are regularly audited and certified by NSF International.

Quick Summary

This article explores the specific certifications held by Nature's Way, including their NSF GMP facility certification and other quality assurance measures. It details the difference between NSF product certification and GMP standards, explaining how these credentials benefit consumers by ensuring product safety and quality.

Key Points

NSF GMP Facility Certified: Nature's Way's manufacturing facilities are certified by NSF International for Good Manufacturing Practices (GMP), not necessarily every single product.
Multiple Third-Party Verifications: The company employs additional certifications like USDA Organic, Non-GMO Project Verified, and TRU-ID™ on specific products.
Extensive In-House Testing: Nature's Way has its own ISO 17025 accredited laboratory for rigorous testing of raw materials and finished products.
Distinction for Athletes: The NSF GMP certification is different from the 'NSF Certified for Sport' mark, which specifically tests products for banned substances.
Rigorous Quality Control: The company's quality process includes testing for identity, purity, potency, and contaminants like heavy metals and pesticides.
Higher Than Mandated Standards: Obtaining NSF GMP certification demonstrates a commitment to quality that exceeds the federal government's basic regulations for dietary supplements.

Understanding Nature's Way's Relationship with NSF

Consumers researching supplements often encounter the term 'NSF certified.' For Nature's Way, the answer to 'Is Nature's Way NSF certified?' involves understanding a specific certification: the NSF/ANSI 455-2 Good Manufacturing Practices (GMP) certification for dietary supplements. This means NSF International has certified their manufacturing facilities and processes, not necessarily every product.

What NSF GMP Facility Certification Means

NSF's GMP certification ensures a manufacturer's facilities and systems comply with federal GMP regulations through regular audits and inspections covering sanitation, quality control, operational procedures, and personnel training. This guarantees consistent manufacturing according to quality standards.

Nature's Way's Comprehensive Approach to Quality

Beyond NSF GMP, Nature's Way employs in-house and third-party testing for safety, identity, and purity.

In-House and ISO-Accredited Testing

Their ISO 17025 accredited lab ensures accurate testing of raw materials and finished products for identity, purity (including contaminants like heavy metals and pesticides), and potency.

Additional Third-Party Certifications

Nature's Way also holds certifications for specific products, such as Non-GMO Project Verified, USDA Organic, TRU-ID™ Certified (for botanical identity), and Gluten-Free.

NSF GMP vs. NSF Certified for Sport

Understanding the difference between NSF GMP and NSF Certified for Sport is important. NSF GMP certifies the manufacturing process and facility, while NSF Certified for Sport specifically tests finished products for banned substances relevant to athletes.


Feature	NSF GMP Facility Certification	NSF Certified for Sport Program
Scope	Verifies manufacturing facility adherence to GMP.	Certifies finished products free of banned substances.
Primary Concern	Manufacturing process, quality control.	Product content, banned substance testing.
Target Audience	General consumers.	Athletes requiring assurance against banned substances.
Certification Mark	NSF GMP logo (often on website).	'NSF Certified for Sport' mark on product label.
Nature's Way Status	Yes.	Check individual product labels; not a blanket certification.

The Consumer's Verdict

Nature's Way holds NSF GMP facility certification and utilizes extensive internal and external testing, offering consumers confidence in their manufacturing standards and quality control. However, athletes needing assurance against banned substances should look for the 'NSF Certified for Sport' seal on specific product labels.

Conclusion

Nature's Way possesses a third-party NSF GMP facility certification, indicating high manufacturing standards. This is complemented by their ISO 17025 accredited labs and other product-specific certifications like USDA Organic and Non-GMO Project Verified. While their facilities are NSF certified, this is distinct from products certified under 'NSF Certified for Sport'. Consumers can rely on the brand's quality processes, but specific product certifications should be checked on packaging.

Learn more about the NSF certification process

What is Nature's Way's quality testing process?

Nature's Way tests raw ingredients and finished products in-house and through third parties for identity, purity, potency, and contaminants.

What is the difference between NSF GMP and NSF Certified for Sport?

NSF GMP certifies a facility's manufacturing standards, while NSF Certified for Sport verifies a product is free of banned substances.

Do all Nature's Way products have the same certifications?

No, while their facilities are NSF GMP certified, other certifications like USDA Organic apply to specific products indicated by the label seal.

Why is third-party testing important for supplements?

Third-party testing provides independent verification of a product's quality, potency, and purity, enhancing consumer trust.

How can I verify a specific Nature's Way product's certification?

Look for seals like Non-GMO Project Verified on the product label, or check the NSF website or Nature's Way's quality page for facility certification details.

Does Nature's Way test for heavy metals and contaminants?

Yes, their testing includes screening for heavy metals, microbiological contaminants, pesticides, and solvent residues.

Is NSF certification mandatory for supplement companies?

No, it's voluntary and exceeds basic FDA regulations, showing a commitment to higher quality standards.

What is ISO 17025 accreditation, and why does Nature's Way have it?

ISO 17025 accredits a lab's technical competence for accurate testing, which Nature's Way uses for its in-house lab to ensure reliable results.

Frequently Asked Questions

Yes, Nature's Way's manufacturing facilities are certified by NSF International for Good Manufacturing Practices (GMP), demonstrating their commitment to quality production standards.

Yes, Nature's Way conducts extensive testing both in-house in its ISO 17025 accredited lab and through third-party verifications to ensure product quality, purity, and potency.

NSF GMP certification means that NSF International has audited and verified a manufacturing facility's processes and procedures to ensure they meet federal regulations for producing high-quality and safe dietary supplements.

Some, but not all, Nature's Way products are certified organic. For example, their liquid and tablet facility is certified organic by Quality Assurance International (QAI), and products meeting these standards carry the USDA Organic seal.

Based on its long-standing history, robust quality control measures, and multiple third-party certifications including NSF GMP, Nature's Way is considered a reliable and high-quality brand in the dietary supplement industry.

NSF certification benefits consumers by providing independent assurance that a product was manufactured in a facility adhering to high quality and safety standards, and that label claims are accurate.

Yes, it is always best to check the product label for specific certifications like 'NSF Certified for Sport' or 'Non-GMO Project Verified,' as these apply to individual products and not the entire brand's portfolio.