Continuum Research Supply
EU-based supplier with clear lab transparency and good affiliate disclosure, but minimal shipping detail.
Transparency Score
- Transparency4.3 / 5
- COA Quality4.0 / 5
- Lab Testing4.3 / 5
- Shipping Clarity3.8 / 5
- Support Clarity4.2 / 5
- Affiliate Disclosure4.0 / 5
Strengths
- Lab testing partner clearly named and accredited; detailed methodology published online
- Affiliate program terms publicly disclosed with tiered commission structure
- Email and chat support responsive; knowledgeable about testing and COAs
- COAs include batch lot numbers and manufacturing dates consistently
Concerns
- Shipping temperature control not mentioned; minimal detail about packaging standards
- No published chain-of-custody or real-time temperature monitoring options
- Testing methodology document sometimes difficult to locate on website
- Support phone line not available; email and chat only
Editorial review
Continuum Research Supply operates a transparency model centered on lab partnership clarity. Their testing is conducted at an EU-accredited analytical facility (named and credentialed on their website), and they publish a detailed methodology document covering HPLC conditions, standards, equipment specifications, and acceptance criteria. This level of analytical transparency is excellent and enables customers to independently evaluate testing rigor.
COA quality is consistent. All certificates include batch lot numbers, manufacturing dates, expiration dates, and comprehensive analytical results. The documents are well-formatted and easy to cross-reference. This consistency across their entire product catalog reflects a mature documentation process.
The affiliate program is publicly disclosed with clear terms. Commission rates are tiered (5% for standard partners, 8% for volume partners), payment frequency is monthly, and program requirements are listed. While not as detailed as the best-in-class examples, this level of disclosure is solid and demonstrates good faith.
Customer support is responsive and knowledgeable. Email and live chat are available, with response times of 2-4 hours on average. Support staff can discuss lab methodology and COA details with specificity. However, there is no phone support option, which may be inconvenient for some research customers.
Shipping practices are the weakest area. While Continuum mentions using 'quality packaging,' there is no detail about temperature control, monitoring devices, or handling protocols. No shipping methodology document is published. This represents an odd gap given their otherwise strong transparency commitments.