About US Peptides
Supplying high-purity research peptides since 2012.
13+
YEARS ESTABLISHED
≥99%
PURITY GUARANTEE
Next Day
US DELIVERY
US-Peptides™ has been supplying high-purity research peptides for over a decade, making us one of the longest-running suppliers in peptide research. With over 50,000 clients worldwide, since 2012 we've worked with research organisations, universities, and individual researchers across the UK, Europe, the USA, and beyond. As an industry leader in peptide research, US Peptides is committed to excellence, trusted by over 50,000 clients including prestigious research organisations globally.
Why choose US-Peptides?
Reliable Quality
Every peptide is manufactured exclusively for us in a dedicated facility, meeting ≥98% purity with full quality verification at our compounding partner's laboratory.
Fast Service
Orders placed before 3:00 pm GMT on business days are dispatched the same day, with most UK deliveries arriving the next working day via Royal Mail Special Delivery.
Temperature-Controlled Storage
All products are kept in walk-in cold rooms and laboratory-grade fridges to maintain integrity from receipt to dispatch.
Experienced Support
Our team understands both the products and the research industry, so you get clear, knowledgeable responses when you need them.
Fair Pricing
We keep prices competitive without compromising on quality or compliance, offering transparent pricing with no hidden costs.
Strict Compliance
We maintain full regulatory compliance at all times, protecting both our clients and our business through rigorous processes.
Professional Cold Storage Facilities
Maintaining peptide integrity from arrival to dispatch through our laboratory-grade cold chain infrastructure.
Arrival & Deep Freeze Storage
Fresh peptides arrive from our manufacturing partner and are immediately transferred to our RIVACOLD walk-in freezer unit, maintaining consistent deep-freeze temperatures for long-term stability.
Controlled Thawing Protocol
When orders are placed, peptides are carefully moved from deep freeze to our controlled-temperature fridges using a gradual thawing protocol. This prevents thermal shock that could compromise peptide structure.
Pre-Dispatch Holding
Products are held at optimal temperatures in our professional glass-door fridges until dispatch, ensuring they remain under controlled conditions right up to the point of packing and shipment.
Ready to get started?
Looking for a reliable US-based research peptide supplier with a proven track record since 2012?
Browse Our Research Peptides