Same-day shipping from Fifth Avenue, NY on orders before 2pm ET Save up to 20% on bundles Free shipping on orders over $200 COA tested products available Same-day shipping from Fifth Avenue, NY on orders before 2pm ET Save up to 20% on bundles Free shipping on orders over $200 COA tested products available
USA-Based Support

Get in Touch.

Questions about purity, batch COAs, shipping, or bundle pricing? Our New York-based team usually responds within 4 business hours, and never later than 1 business day.

Request a COA

Need a Certificate of Analysis for a specific batch or product?

Shipping & Tracking

Order before 2pm ET for same-day dispatch from New York.

Bundle Pricing

Buy 2+ vials to unlock 10–20% off automatically at checkout.

Satisfaction Promise

Every order is backed by our 100% satisfaction guarantee.

Send a Message

How Can We Help?

Have a question about our research peptides or your order? Our team is ready to assist and usually replies within 4 business hours, and never later than 1 business day.

We're Here for You

Have a question about our research peptides or your order? Our team is ready to assist and usually replies within 4 business hours, and never later than 1 business day.

Secure & Confidential

Your information is protected and handled with complete confidentiality.

Shipping Cutoff

Orders placed before 2:00pm ET ship the same business day.

Expert Support

Get guidance from our knowledgeable support team for products, COAs, and general inquiries.

Facility

New York, USA
All orders ship from our New York facility

Email Us Directly

info@fifthavenuelabs.com

Compliance Notice

For Research Use Only

All products are sold strictly for in-vitro research and laboratory use. Not for human consumption, food, drug, or cosmetic use. Buyers must be 21+ and qualified researchers.