Premium research-grade peptides delivered throughout California. ≥99% HPLC verified purity with fast 2-5 day shipping to all CA cities. Experience our industry-first AI-powered peptide optimization technology.
Fast CA Shipping
2-5 Business Days
≥99% Purity
HPLC Verified
AI Optimizer
Industry First
24/7 AI Support
Live Consultation
EXCLUSIVE TO POLY BIOTECH
24/7 live AI consultation + Personalized protocol optimization
We ship research peptides to every city in California. Select your city below for local shipping information and delivery times.
Los Angeles
Pop: 3,898,747
San Diego
Pop: 1,386,932
San Jose
Pop: 1,013,240
San Francisco
Pop: 873,965
Fresno
Pop: 542,107
Sacramento
Pop: 524,943
Long Beach
Pop: 466,742
Oakland
Pop: 433,031
Bakersfield
Pop: 403,455
Anaheim
Pop: 350,365
Santa Ana
Pop: 310,227
Riverside
Pop: 314,998
Stockton
Pop: 320,804
Irvine
Pop: 307,670
Chula Vista
Pop: 275,487
Top-selling research peptides shipped to CA researchers and laboratories.
Body Protection Compound for tissue repair research
GLP-1 receptor agonist for metabolic research
Dual GIP/GLP-1 agonist compound
Thymosin Beta-4 for recovery research
Growth hormone secretagogue
GHRH analog for GH research
Copper peptide for skin research
Triple agonist research compound
We're the trusted peptide supplier for research institutions across California.
Every batch is third-party tested with Certificates of Analysis available. We guarantee the highest purity peptides for your research.
Industry-first AI peptide optimizer analyzes your goals and biomarkers to suggest personalized research protocols. Plus 24/7 AI consultation.
Orders ship same-day from our US facility. Most California deliveries arrive in 2-5 business days. Free shipping on orders $150+.
Premium research peptides for California's world-class research institutions. Fast shipping to LA, SF, San Diego. Poly Biotech is proud to serve the California research community with premium-grade peptides and cutting-edge AI-powered research tools.
California is home to numerous research institutions, universities, and laboratories conducting important peptide research. From Los Angeles to Chula Vista, researchers across CA rely on Poly Biotech for consistent, high-purity peptides.
Unlike any other peptide supplier, Poly Biotech offers revolutionary AI-powered tools:
All orders placed before 2 PM EST ship same-day from our US facility.California customers typically receive orders within 2-5 business days via USPS Priority or UPS Ground. We offer free shipping on all orders over $150.
Every peptide we ship to California comes with a Certificate of Analysis (COA) from independent third-party testing. We guarantee ≥99% purity verified by HPLC. If you're not satisfied, we offer a full refund or replacement.
Most orders to California arrive within 2-5 business days. We ship via USPS Priority and UPS Ground from our US facility. Same-day shipping on orders placed before 2 PM EST.
Yes! All orders over $150 ship free to any California address. Orders under $150 have a flat $9.99 shipping fee.
Peptides are sold for research and laboratory use only. All Poly Biotech products are labeled accordingly. They are not intended for human consumption.
We're the only peptide supplier with AI-powered research tools including 24/7 AI consultation and a peptide optimization engine. Plus ≥99% HPLC verified purity on every batch.
Absolutely! Every order includes access to the COA for your specific batch. You can also request COAs before ordering.
Join thousands of CA researchers who trust Poly Biotech for premium peptides.