For laboratory research use only. Every lot independently tested; certificates published by lot.

About IGF-1 Research

IGF-1 LR3, the long-acting IGF-1 analog, documented lot by lot.

IGF-1 Research covers IGF-1 LR3, the 83-residue IGF-1 analog, and publishes the independent laboratory result for every lot sold through Klow.bio. IGF-1 Research is operated by Klow Labs LLC in Chicago, Illinois. Purchasing is handled through Klow.bio.

Last updated

Who operates IGF-1 Research

IGF-1 Research is operated by Klow Labs LLC, which also operates klow.bio. Klow Labs supplies research peptides with a focus on transparency, consistent quality, proper handling and dependable customer service. IGF-1 Research applies that approach to a single compound, IGF-1 LR3, so that every part of its documentation can be complete.

Supply chain and quality

IGF-1 Research works with qualified manufacturing partners and maintains defined specifications and quality requirements. Each batch is documented, tested by an independent laboratory and reviewed against the stated specification before release. IGF-1 Research is not the physical manufacturer. Quality and supply chain.

What this site is for

igf1.bio is the information and documentation home for IGF-1 LR3 research material. It exists so that anyone evaluating IGF-1 LR3 can find its specification, the methods used to test it, the full results for every lot and a way to verify them, in one place.

What we publish

What we don't provide

  • Dosing, administration guidance, protocols or clinical-use recommendations.
  • Medical advice of any kind.
  • Results we can't document. If a test wasn't run on a lot, its page says "Not tested".

How analytical documentation is handled

Every lot is sampled and sent to ILS Laboratories, an independent laboratory. Figures on this site are copied from the laboratory certificate, and each lot page lists the laboratory's reference numbers (certificate number, accession number where issued, and a verification access code) so it can be cross-checked. Where IGF-1 Research adds its own analysis, it is labeled as ours. Certificates stay published after a lot sells through.

The IGF-1 Research Research Team

Research content on igf1.bio is written and maintained by the IGF-1 Research Research Team at Klow Labs LLC. The team prepares articles from published NIH and FDA sources and from first-party certificate data, and updates them when lot data or sources change.

How sources are selected

Published sources are limited to NIH resources (NCBI Gene, PubChem, PubMed and PubMed Central) and U.S. FDA guidance. Published literature and IGF-1 Research analytical documentation are listed separately at the end of each article.

When pages are updated

Pages show the date they were last updated, and that date changes only when content changes. New lots, certificates and articles are recorded in research updates.

Relationship with Klow Labs

IGF-1 Research and klow.bio are both operated by Klow Labs LLC. igf1.bio publishes the IGF-1 LR3 information and documentation; purchasing is handled through Klow.bio. Laboratory certificates list Klow.bio / Klow Labs LLC as the client for that reason.

Company information

Brand
IGF-1 Research
Operated by
Klow Labs LLC
Mailing address
3838 N Ravenswood Ave PMB 2027
Chicago, IL 60613
Testing laboratory
ILS Laboratories
Purchasing
Klow.bio
Website
igf1.bio

Questions about a lot, a certificate or an order? Contact us. Include the lot number from your vial label if your question is about a specific vial.

About Klow Labs

IGF-1 Research is part of the Klow Labs organization. Klow Labs develops and operates research-material brands and infrastructure, including Klow.bio, the purchasing platform associated with IGF-1 Research.

Learn about Klow Labs →

How Klow Labs, IGF-1 Research and Klow.bio fit together: About Klow Labs on IGF1.bio.

Company questions

Who is IGF-1 Research?

IGF-1 Research covers IGF-1 LR3, the 83-residue IGF-1 analog, and publishes the independent laboratory result for every lot sold through Klow.bio. IGF-1 Research is operated by Klow Labs LLC in Chicago, IL. Purchasing is handled through Klow.bio.

Who operates IGF-1 Research?

IGF-1 Research is operated by Klow Labs LLC, 3838 N Ravenswood Ave PMB 2027, Chicago, IL 60613. Klow Labs LLC also operates klow.bio.

Does IGF-1 Research provide medical or usage advice?

No. IGF-1 Research supplies research material and publishes analytical documentation. It does not provide medical advice, dosing, administration guidance or protocols.

How do I contact IGF-1 Research?

Email contact@klow.bio, call (708) 262-7687, or use the contact form at igf1.bio/contact/.

Buy IGF-1 LR3

1 mg vials. Current lot KB-17790 tested at 99.69% purity with identity confirmed by HPLC retention-time match against a reference standard. Current purchasing is available through Klow.bio.