Description
Buy IGF-1 UK | IGF-1 LR3 1mg Research Peptide
Buy IGF-1 UK from XL Peptides for controlled in-vitro laboratory research. Our IGF-1 LR3 research peptide is supplied as IGF-1 LR3 1mg lyophilised material for experimental studies of IGF receptor signalling, growth-factor pathways, protein synthesis and cellular metabolism.
IGF-1 LR3 is a modified analogue of insulin-like growth factor-1. Researchers use this longer variant in controlled laboratory systems to investigate IGF-related receptor activity, downstream signalling and cellular pathway responses.
However, laboratory and preclinical findings do not establish safety, efficacy or suitability for human use. Therefore, XL Peptides supplies IGF-1 LR3 strictly as a laboratory research material.
For laboratory research only. Not for human or veterinary use.
IGF-1 LR3 1mg key features
- Contains 1 mg of lyophilised research material.
- Modified analogue of insulin-like growth factor-1.
- Includes an extended amino-acid sequence and Arg substitution at position 3.
- Suitable for controlled in-vitro IGF receptor-signalling studies.
- Relevant to growth-factor, protein-synthesis and metabolic-pathway research.
- Intended strictly for laboratory research.
IGF-1 LR3 1mg product specifications

- Product name: IGF-1 LR3
- Product size: 1 mg
- Alternative names: Long R3 IGF-1; Long Arg3 IGF-1
- Class: Modified insulin-like growth factor analogue
- Research area: IGF receptor signalling and growth-factor pathways
- Molecular formula: C400H625N111O115S9
- Molecular weight: approximately 9,117.6 g/mol
- CAS reference: 946870-92-4
- Form: Lyophilised powder
- Appearance: White to off-white solid
- Intended use: Laboratory research only
Buy IGF-1 UK — Handling & Storage
Correct laboratory handling helps maintain consistency between experiments. Therefore, keep unopened lyophilised IGF-1 LR3 vials cool, dry and protected from direct light and moisture.
- Dry storage: Keep lyophilised material at 2–8 °C, protected from light and moisture.
- Preparation: Allow the vial and an appropriate laboratory diluent to reach room temperature before preparation.
- Mixing: Introduce laboratory diluent slowly down the side of the vial. Then swirl gently rather than shaking or vortexing.
- Prepared material: Keep prepared research solutions at 2–8 °C where appropriate for the laboratory protocol.
- Laboratory practice: Follow validated SOPs for concentration, solvent compatibility, contamination control and experimental use.
For additional information, see our
Peptide Reconstitution, Handling & Storage Guide.
Buy IGF-1 LR3 UK for Laboratory Research
Researchers looking to buy IGF-1 LR3 UK may use this modified growth-factor analogue in controlled experimental investigations of IGF receptor activity and downstream signalling.
Additionally, laboratory models can examine cellular responses associated with growth-factor signalling, protein synthesis and metabolic pathways.
For example, researchers may compare receptor activation, downstream molecular responses and pathway activity under defined experimental conditions.
Because these studies remain laboratory and preclinical research, they do not establish clinical effectiveness or human safety. Therefore, XL Peptides supplies IGF-1 LR3 solely for non-clinical research applications.
Buy IGF-1 UK — IGF-1 LR3 Research Peptide Studies
Researchers use the IGF-1 LR3 research peptide in controlled experimental systems to investigate IGF receptor pharmacology and downstream cellular signalling.
Moreover, the extended Long R3 sequence allows researchers to examine how structural modifications affect IGF-related signalling and interactions with IGF-binding proteins.
For example, experimental models can compare signalling responses between modified and native growth-factor sequences under controlled conditions.
In addition, researchers may investigate downstream protein-synthesis, metabolic and transcriptional responses.
Therefore, IGF-1 LR3 provides a defined research material for investigating growth-factor mechanisms rather than clinical outcomes.
Why Researchers Buy IGF-1 UK
Researchers may select IGF-1 LR3 1mg when investigating IGF receptor signalling, growth-factor pathways and downstream cellular responses.
Additionally, its defined modified sequence supports controlled receptor-pharmacology and structure–activity studies.
Furthermore, its lyophilised format supports convenient laboratory handling and storage. As a result, researchers sourcing IGF-1 UK can obtain the material domestically for clearly defined research-use-only applications.
Related IGF-1 LR3 research products
Researchers investigating IGF, GHRH and related growth-factor signalling pathways may also be interested in:
- CJC-1295 No DAC 5mg — for GHRH receptor and GH-axis research
- Ipamorelin 5mg — for GHSR and growth-hormone-secretagogue signalling research
- SLU-PP-332 5mg — for broader metabolic and cellular-energy pathway research
Frequently asked questions
What is IGF-1 LR3?
IGF-1 LR3 is a modified analogue of insulin-like growth factor-1. In particular, researchers use it to investigate IGF receptor signalling and related growth-factor pathways under controlled laboratory conditions.
What does LR3 mean in IGF-1 LR3?
The LR3 designation refers to the Long R3 modification, which includes an extended amino-acid sequence and an arginine substitution at position 3.
How much IGF-1 LR3 does each vial contain?
Each vial contains IGF-1 LR3 1mg as lyophilised research material.
What do researchers study with IGF-1 LR3?
Researchers investigate IGF receptor signalling, growth-factor pathways, protein-synthesis mechanisms and cellular metabolism. In addition, experimental models can examine interactions involving IGF-binding proteins.
How should laboratories store IGF-1 LR3?
Keep unopened lyophilised material at 2–8 °C and protect it from light and moisture. After preparation, however, laboratories should follow their own SOPs and the requirements of the relevant experimental protocol.
Where can I find IGF-1 LR3 handling information?
General laboratory handling and storage information is provided in the handling section above.
Where can researchers buy IGF-1 in the UK?
Researchers can buy IGF-1 from XL Peptides as IGF-1 LR3 for controlled in-vitro laboratory research. Furthermore, each vial contains 1 mg of lyophilised research material.
Where can researchers buy IGF-1 LR3 in the UK?
Researchers can buy IGF-1 LR3 from XL Peptides for controlled laboratory research. The material is supplied as a 1 mg lyophilised research vial.
Is IGF-1 LR3 intended for human use?
No. XL Peptides supplies IGF-1 LR3 strictly for laboratory research. Therefore, it is not intended for human or veterinary use, consumption, administration, diagnosis, treatment or clinical applications.
IGF-1 LR3 research papers & external resources
Legal & safety information
XL Peptides supplies this material strictly for laboratory research. Therefore, it is not a medication, food, supplement, cosmetic or consumer-use product and is not for human or veterinary use.
Additionally, customers confirm through purchase that appropriately qualified personnel will handle the material according to institutional procedures and applicable laws and regulations.
Disclaimer
Used solely for in vitro experiments and cannot be:
- Used in clinical trials involving humans
- Administered to humans as part of an experiment or investigation
- Supplied to another party for human investigational use









Reviews
There are no reviews yet.