Understand the source comparison
Best Research Peptides for Crohn's Disease Research: Quality Comparison
Before selecting a peptide, compare supplier-provided documentation against these benchmarks. A certificate of analysis (CoA) without HPLC chromatogram data, mass spectrometry confirmation, and endotoxin testing is not a quality certificate. It's a label with
No winner is assigned.
This page preserves a source comparison for education. It does not add a rating, recommendation or clinical judgment.
- Before selecting a peptide, compare supplier-provided documentation against these benchmarks. A certificate of analysis (CoA) without HPLC chromatogram data, mass spectrometry confirmation, and endotoxin testing is not a quality certificate. It's a label with no verification.
- BPC-157
- VEGF upregulation, growth hormone receptor activation, angiogenesis promotion
- ≥98.5% (HPLC)
- <0.5 EU/mg
- Bacteriostatic water or sterile saline
- −20°C, 24–36 months
- 2–8°C, 28 days
- Mucosal ulcer healing, fistula closure, post-surgical anastomosis repair
- Thymosin Beta-4
- TGF-β/IL-10 modulation, macrophage M2 polarization, actin polymerization in migrating cells
- ≥98.0% (HPLC)
- <1.0 EU/mg
- Bacteriostatic water
- −20°C, 24 months
- Epithelial barrier restoration, goblet cell regeneration, cytokine profiling studies
- LL-37
- FPR2 receptor binding, NF-κB suppression, antimicrobial activity against translocated bacteria
- ≥97.5% (HPLC)
- Sterile PBS (pH 7.4)
- −20°C, 18–24 months
- 2–8°C, 21 days
- Bacterial translocation prevention, microbiome-inflammation interaction studies, innate immunity modulation