Key Information: Peptides are not recognized as dietary supplements. Research chemicals are defined as substances used by researchers for medical and scientific study. These chemicals are meant for laboratory research use only and are not for human or veterinary application. This clear distinction is indicated on the labels of research chemicals, exempting them from specific regulations under Title 21, Parts 100-740 of the Code of Federal Regulations (21CFR).

Additional Information

• This product is intended solely for scientific research purposes. It is supplied as a lyophilized (freeze-dried) powder in a sealed, sterile vial.
• The quantity indicated on the label varies by the total amount of product contained in each vial. See Lab reports for exact MG.

Peptide Storage

• Store peptide in a cold, dry, dark place
• Avoid repeated freezing and thawing of peptide
• Avoid light exposure
• Avoid storing peptides in solution long term
• For longer term storage up to 2 years store in freezer

Lab Report

	Date Added	2/14/25
Lab Results	Avg. Mass: 5.332 mgAvg. Purity: 99.458%View Report: Click Here

Biomedical Research Applications & Mechanisms

The research compound LL-37 5MG is widely evaluated across advanced biochemical and cell culture research frameworks. Scientists evaluating molecular cascades can explore our complete research catalog for additional high-purity reference compounds. For comparative scientific evaluation, researchers frequently analyze LL-37 5MG alongside related standards such as AOD-9604 5MG, BPC-157 10MG, and BPC-157+TB-500 10/10MG for baseline comparison.

Key areas of active scientific investigation involving LL-37 5MG include:

• Receptor Binding & Intracellular Dynamics: Evaluating competitive ligand binding and intracellular signaling in vitro.
• Structural & Chromatographic Purity: Assessing peptide stability, HPLC peak resolution, mass spectrometry sequence validation, and thermal degradation profiles across varied temperature and pH gradients.
• Cellular Assay Compatibility: Integrated into cell culture proliferation, tissue regeneration model assays, enzyme inhibition, metabolic bioenergetics, and membrane transport studies.
• Formulation & Stability Metrics: Monitoring thermal degradation rates, lyophilization cake reconstitution characteristics, solubility parameters, and long-term shelf-life stability.
• Analytical Method Calibration: Serving as a high-purity internal standard for calibrating liquid chromatography-mass spectrometry (LC-MS) and spectrophotometric laboratory equipment.

Laboratory Storage & Handling Protocol

Vials contain freeze-dried lyophilized powder. Vials should be stored in a dark, desiccated environment at -20°C for long-term storage up to 24 months. Upon reconstitution using sterile bacteriostatic water or laboratory-grade sterile saline under a certified laminar flow hood, store liquid aliquots at 2°C to 8°C and utilize within recommended laboratory assay windows. Repeated freeze-thaw cycles must be avoided to preserve primary amino acid sequence alignment and tertiary molecular conformation.

Analytical Validation & Laboratory Protocols

Each lot of LL-37 5MG undergoes rigorous qualitative and quantitative testing prior to catalog release. Independent third-party High-Performance Liquid Chromatography (HPLC) and Mass Spectrometry (MS) analyses confirm purity exceeding 98.0%, verified molecular weight, and total freedom from residual heavy metals or TFA salts. Original batch verification certificates and analytical records are maintained in the official laboratory archive.