Truncated IGF-1 variant missing the first three N-terminal residues; reduced IGFBP binding. Research chemical.
Native IGF-1 sequence with the first three residues removed, reducing binding to IGFBP-3 and increasing free IGF-1 activity locally.
Evidence summary in progress. See the citations section below for the underlying research papers.
No FDA label or editorial side-effect profile is on file for this compound yet. See the clinical trials and citations sections for study-reported safety data.
No documented drug interactions on file.
Not FDA approved. Research chemical.
Not available via 503A/503B compounding pharmacies.
Regulatory data last verified 4/19/2026
No indexed ClinicalTrials.gov studies for IGF-1 DES. This usually means the compound isn't being studied under an IND — check the citations section for peer-reviewed research instead.