Zeptide Pharma manufactures retatrutide API in accordance with GMP standards to ensure consistent quality and regulatory-ready documentation. Suitable for investigational and commercial projects, our service covers sequence confirmation, peptide synthesis, purification, impurity profiling, and release testing. Download our API Peptides here

• Key features:

  • GMP-compliant production in validated facilities
  • High-purity retatrutide API with defined spec limits
  • Analytical testing: HPLC, LC‑MS, amino acid analysis, residual solvents
  • Full batch documentation, Certificate of Analysis (CoA), and traceable batch records
  • Stability study packages and recommended storage conditions
  • Scalable manufacturing: R&D quantities through commercial batches (mg → kg)
  • Formulation support: lyophilization, salt selection, and aliquoting
  • Confidentiality agreements and IP protection
  • Secure, temperature-controlled packaging and global logistics support

MOQ: 5-Grams

Contact us for Pricing