No. All Relyfe Research Peptides products are sold strictly for in-vitro laboratory research and educational purposes only. They are not intended for human or veterinary use, food additives, drug applications, or household purposes. By purchasing, researchers acknowledge and agree to these terms.

Lyophilized (freeze-dried) peptides should be stored at -20°C for long-term storage. Once reconstituted, peptide solutions should be aliquoted and stored at -20°C to avoid repeated freeze-thaw cycles. Unopened vials stored properly maintain stability for up to 24 months from the date of manufacture.

Yes, we ship to most countries worldwide using temperature-controlled packaging to ensure compound integrity during transit. Domestic orders typically arrive within 2-3 business days. International orders are processed within 24 hours and delivery times vary by destination, generally 5-10 business days. All shipments include tracking.

Absolutely. We offer custom peptide synthesis for sequences up to 100 amino acids in length. Services include non-standard amino acid incorporation, isotope labeling (for NMR studies), various modifications (acetylation, amidation, PEGylation), and scale-up from milligram to gram quantities. Contact our team with your sequence and specifications for a quote.

We accept all major credit cards (Visa, Mastercard, American Express), cryptocurrency (BTC, ETH), bank wire transfers, and purchase orders from verified institutional accounts. All transactions are processed through PCI-compliant payment gateways to ensure your financial information remains secure.