Wellness starts with Quality

At Zerfy we believe dog wellness should be simple, transparent and built on ingredients you can trust. Every formula is developed with a focus on quality, consistency and purpose. From ingredient sourcing to final production, we are committed to maintaining the highest standards of safety, testing and manufacturing excellence.

Clear Ingredient Labeling

Transparent Manufacturing Practices

Purpose-Driven Formulations

Ongoing Quality Verification

Our Promise to You

Vendor Qualification

Every raw material and packaging supplier is thoroughly vetted and approved before use. Raw ingredients undergo identity testing to ensure they meet our quality standards before entering production.

In-Process Sampling

We collect samples throughout the manufacturing process to monitor microbiological safety, consistency, and process integrity in real time.

Third-Party Laboratory Testing

All finished products are tested at accredited third-party testing laboratories. No product is released for shipment until all relevant results are received and approved. This policy helps ensure consistency, safety, and peace of mind.

Certifications & Compliance

• FDA Registered & Inspected Facility • USDA / APHIS Inspected • Third-Party Audited (Annually) • National Animal Supplement Council (NASC) Preferred Supplier • 21 CFR Part 111 (Dietary Supplements – Human) • 21 CFR Part 507 (Food for Animals)

Manufactured to High Standards

Our products are produced in facilities that maintain rigorous quality and safety systems, including:

  • FDA-Registered Facilities
  • cGMP-Certified and Compliant Manufacturing
  • USDA / APHIS-Inspected Facilities
  • NASC Audited Manufacturing Partners
  • NASC Preferred Supplier Facilities
  • Human Food-Grade Safety and Quality Systems

These standards help ensure every product is manufactured with consistency, traceability and accountability.

Comprehensive Quality Control

Every batch undergoes extensive testing and verification procedures before release, including:

  • Ingredient Identity Verification
  • Raw Material Quality Screening
  • Batch-Level Quality Control Testin
  • Microbial Testing
  • Pathogenic E. coli Screening
  • Salmonella Screening
  • Aflatoxin Testing
  • Manufacturing Record Review
  • Final Product Verification

Nothing is released until it meets established quality and safety standards.

Human-Grade Quality Systems

Our manufacturing partners operate in accordance with food safety systems aligned with 21 CFR Part 117 standards for human food production. These systems include:

  • Documented Quality Procedures
  • Ingredient Traceability Programs
  • Facility Sanitation Standards
  • Preventive Controls
  • Ongoing Monitoring and Verification
  • Food Safety Programs
  • Batch Documentation and Recordkeeping

These practices help ensure products are manufactured with the same attention to safety and cleanliness expected throughout the food industry.