Support
Frequently Asked Questions
Don’t waste time searching around. We’ve listed the most asked questions right here so you can find answers fast and get back to what matters.
About GL Peptides
What are peptides?
Peptides are short chains of amino acids that serve as building blocks of proteins. They are widely studied in biochemical research for their roles in signaling, metabolism, and cellular function.
Are GL Peptides products for human use?
No. All products are intended strictly for laboratory and research purposes only. They are not drugs, supplements, or intended for human or animal consumption.
Do you provide Certificates of Analysis (COA)?
Yes. Every product ships with a Certificate of Analysis documenting purity and identity, verified by independent ISO-certified laboratories.
Products & Research Use
What types of peptides and compounds do you offer?
We offer a comprehensive range of research-grade peptides including growth factors, metabolic peptides, and specialized compounds for laboratory research, all synthesized to high standards and verified for purity and authenticity.
How long does delivery usually take?
Domestic orders typically arrive within 3-5 business days after processing.
Payments & Policies
What payment methods do you accept?
We accept all major credit cards (Visa, MasterCard, American Express) and other secure options. All transactions are processed through encrypted payment gateways.
Do you offer bulk or wholesale pricing?
Yes. We offer competitive bulk pricing for research institutions and laboratories. Contact our team with your requirements for a custom quote — volume discounts are available above certain thresholds.
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