Quality by design

From ingredient sourcing to finished-product review, quality is built into every stage of the CELUVIN process.

CELUVIN product system in a controlled studio composition

Quality by design

More Than a Certificate

Quality begins with formula design, supplier qualification and documentation. Finished-product testing is one part of a broader system that also includes process control, batch records, release review and ongoing feedback.

SourceMakeTestReleaseTrace

Ingredient sourcing

Documented Before Production

  • Supplier qualification
  • Ingredient identity and origin documentation
  • Specification review
  • Incoming-material inspection
  • Core ingredient procurement records

Manufacturing systems

Qualified Systems, Clearly Described

01

Hong Kong production system

Manufactured through a qualified Hong Kong production system operating under documented food-safety and quality-management requirements.

02

Mainland China production system

Manufactured through a qualified mainland China production system with special dietary food and export-related qualifications documented in the provided materials.

Testing

Only What Records Support

Candidate categories appear only where the supplied records support them; a marketing claim does not create a testing record.

  • Ingredient identity
  • Purity or specification review
  • Microbiology
  • Heavy metals
  • Finished-product release checks
  • Stability where documented
  • Third-party testing where documented

Traceability

A Record Across the Product Journey

  1. 01

    Raw-material documentation

    Maintained as part of the applicable product and quality record.

  2. 02

    Batch numbers

    Maintained as part of the applicable product and quality record.

  3. 03

    Manufacturing records

    Maintained as part of the applicable product and quality record.

  4. 04

    Testing records

    Maintained as part of the applicable product and quality record.

  5. 05

    Finished-product release

    Maintained as part of the applicable product and quality record.

  6. 06

    Complaint and feedback tracking

    Maintained as part of the applicable product and quality record.

Responsible long-term use

Designed for Responsible Long-Term Use

Long-term stewardship depends on continuing review, appropriate warnings and feedback—not an unconditional safety promise.

  • Ingredient safety review
  • Serving-level review
  • Formula compatibility
  • Label warnings
  • Feedback and adverse-event monitoring
  • Storage and stability
  • Ongoing scientific review

Certifications

Verification Before Publication

Certificate summaries will show the issuer, scope, validity and related product system only after final confirmation. Factory names, addresses, certificate numbers, QR codes, responsible persons and signatures will remain redacted.