Get in touch
Contact us
Questions about our products, an order,
or research assistance? We're here.
01Email
support@phase1-peptides.com
Responses within 24 business hours.
02WhatsApp
Coming soon. Chat support is on the way.
03
Text us
Coming soon. Text support is on the way.
Support hours
- Mon–Fri
- 8 AM–5 PM EST
- Sat–Sun
- As available
Fulfillment hours
- Mon–Fri
- Until 2 PM PST
Every order leaves our temperature-controlled, secure U.S. facility via the fastest available carrier for the shipping speed selected at checkout. Orders placed after 2 PM PST on Friday ship the following Monday.