Igf-1 Des Peptide Therapy
Benefits, Side Effects, Cost & Protocols
IGF-1 DES is a truncated form of IGF-1 that lacks the first three amino acids of the N-terminus. This modification makes it approximately 10 times more potent than standard IGF-1 because it does not bind to IGF binding proteins, making more of it bioavailable for receptor activation.
Clinically Reviewed
Reviewed by Alex Evans, PharmD, MBA · Updated May 2026
Evidence-Based
Sourced from FDA, PubMed & ClinicalTrials.gov · View sources
How Igf-1 Des Works
Binds IGF-1 receptors with full affinity but has dramatically reduced binding to IGFBPs, resulting in higher free/active IGF-1 signaling at target tissues.
Igf-1 Des FAQ
What is IGF-1 DES?
IGF-1 DES (Des(1-3) IGF-1) is a truncated form of IGF-1 lacking the first three amino acids, making it significantly more potent due to reduced binding protein affinity.
How does IGF-1 DES work?
Binds IGF-1 receptors with full affinity but has dramatically reduced binding to IGFBPs, resulting in higher free/active IGF-1 signaling at target tissues.
Is IGF-1 DES legal to buy?
IGF-1 DES is sold as a research chemical for laboratory use only. It is not approved for human use by the FDA. Regulations vary by jurisdiction.
Where can I buy IGF-1 DES?
IGF-1 DES is available as a research compound from verified online vendors. Always verify third-party testing before purchasing.
What category does IGF-1 DES belong to?
IGF-1 DES is primarily classified as a growth hormone secretion peptide. Peptides that stimulate or support growth hormone release, including GHRH analogs, GHRPs, and direct GH compounds for muscle, recovery, and anti-aging research.
What are the research benefits of IGF-1 DES?
IGF-1 DES has been studied for: Enhanced IGF-1 activity, Muscle hyperplasia, Localized tissue growth, Recovery support. Truncated IGF-1 variant; 10x more potent than intact IGF-1 due to reduced IGFBP binding.
Key Studies
716 total on PubMed0Enforced epithelial expression of IGF-1 causes hyperplastic prostate growth while negative selection is requisite for spontaneous metastogenesis
Kaplan-Lefko PJ, Sutherland BW, Evangelou AI et al
OncogeneAnimal
Epithelial IGF-1 expression promotes prostate hyperplasia; negative selection required for metastasis
IGF-I has a dual effect on insulin release from isolated, perifused adult rat islets of Langerhans
Hill DJ, Sedran RJ, Brenner SL et al
J EndocrinolAnimal
IGF-I exhibits dual effect on insulin release from isolated rat pancreatic islets
The effects of insulin-like growth factor (IGF)-1, IGF-2, and des-IGF-1 on neuronal loss after hypoxic-ischemic brain injury in adult rats: evidence for a role for IGF binding proteins
Guan J, Williams CE, Skinner SJ et al
EndocrinologyAnimal
IGF-1 and IGF-2 reduce neuronal loss after hypoxic-ischemic brain injury in rats
The direct in vitro effect of insulin-like growth factors (IGFs) on normal bovine mammary cell proliferation and production of IGF binding proteins
Igf-1 Des News
IGF-1 and Penis Growth: What the Evidence Actually Shows - Portal CNJ
Portal CNJ · 10 days ago
Anabolic effects of IGF-1 signaling on the skeleton - Frontiers
Frontiers · 27 months ago
IGF Penis Enlargement: What the Evidence Actually Shows and Realistic Expectations - Portal CNJ
Portal CNJ · 10 days ago
Glucagon-like peptide-1 receptor: mechanisms and advances in therapy | Signal Transduction and Targeted Therapy - Nature
Nature · 20 months ago
Studies on Neuroprotective Potential of IGF-1 DES Peptide - DNA India
DNA India · 30 months ago
News aggregated via Google News. Inclusion does not imply endorsement.
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