Shipping & Fulfillment
Processing Time
Orders typically ship within 24-48 hours of payment confirmation. Orders placed on weekends or holidays may experience a 1-day delay.
Order Cut-off Times
- Monday-Thursday: Orders placed before 2:00 PM EST ship same day
- Friday: Orders placed before 12:00 PM EST ship same day
- Saturday-Sunday: Orders process on the next business day
Shipping Methods
Standard Shipping (FREE on orders $150+)
- Carrier: FedEx Ground or UPS Ground
- Delivery Time: 2-5 business days
- Cost: $12.99 (FREE on orders $150+)
- Tracking: Provided via email
Expedited Shipping
- 2-Day Express: $24.99
- Overnight: $39.99
- Saturday Delivery: Available for additional fee
Cold-Chain Packaging
All peptides are shipped with appropriate temperature control:
- Insulated packaging with gel ice packs
- Temperature monitoring during transit
- Dry ice upgrade available for expedited orders ($15)
- Packaging maintains cold chain for up to 48 hours
Shipping Locations
Domestic US Only: We currently ship to all 50 US states. International shipping is not available at this time.
Restricted Addresses
We cannot ship to:
- PO Boxes (signature required)
- Military APO/FPO addresses
- Correctional facilities
Package Contents
Each shipment includes:
- Ordered compounds in sealed vials
- Lot-specific Certificate of Analysis
- Storage and handling instructions
- Packing list with order details
Delivery Requirements
- Signature required for all orders over $100
- Address verification may be required for new customers
- Business addresses preferred for reliable delivery
- Packages held at local facility if delivery fails (5 days)
Tracking & Notifications
You will receive:
- Order confirmation email immediately
- Shipping notification with tracking number
- Delivery confirmation
- SMS tracking updates (optional)
Damaged or Lost Packages
If your package arrives damaged or doesn't arrive:
- Contact us within 48 hours of expected delivery
- Provide photos of any damage
- We'll file a carrier claim and send a replacement
- Full refund if replacement is not available
International Customers
We currently only ship within the United States. International shipping may be available in the future — join our newsletter for updates.
Questions?
Contact our fulfillment team:
Email: support@opseklabs.com
Response Time: 2-4 business hours