🇺🇸FREE SHIPPING ON ALL US ORDERS OVER $150|⭐4.9/5 - 200+ Verified Reviews|🔬≥99% HPLC Verified Purity|NEW: AI-Powered Peptide Optimizer - Industry First!|🚀2-5 Day US Delivery|🔒Secure Checkout
🇺🇸FREE SHIPPING ON ALL US ORDERS OVER $150|⭐4.9/5 - 200+ Verified Reviews|🔬≥99% HPLC Verified Purity|NEW: AI-Powered Peptide Optimizer - Industry First!|🚀2-5 Day US Delivery|🔒Secure Checkout
Poly Biotech

POLY

BIOTECH

The future of wellness istiny chains of protein.

These small molecules inspire modern science, studied for their potential in energy, recovery, and natural beauty. Premium research-grade peptides delivered across the United States.

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Free Shipping

Orders $150+

Fast Delivery

2-5 Business Days

Lab Tested

Third Party Verified

US Support

Mon-Fri 9am-6pm EST

Recovery & Regeneration

-37%IN STOCKBPC-157
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Recovery & Regeneration

BPC-157

10mg

Body Protection Compound for tissue repair research

(12)
$49.99$79.99
-25%IN STOCKTB-500
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Recovery & Regeneration

TB-500

10mg

Thymosin Beta-4 for recovery and mobility research

(8)
$54.99$74.99
-17%IN STOCKThymosin Alpha-1
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Recovery & Regeneration

Thymosin Alpha-1

10mg

Immune modulation research peptide

(5)
$64.99$79.99
-25%IN STOCKBPC-157 + TB-500 Bundle
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Recovery & Regeneration

BPC-157 + TB-500 Bundle

20mg

Synergistic recovery bundle

(15)
$89.99$119.99

Metabolic & Energy Research

-45%IN STOCKRetatrutide
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Metabolic & Energy Research

Retatrutide

10mg

Triple agonist for metabolic research

(22)
$189.99$349.99
-35%IN STOCKTirzepatide
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Metabolic & Energy Research

Tirzepatide

10mg

Dual GIP/GLP-1 receptor agonist

(28)
$149.99$229.99
-21%IN STOCKSemaglutide
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Metabolic & Energy Research

Semaglutide

5mg

GLP-1 agonist for metabolic research

(35)
$129.99$165.99
-29%IN STOCKNAD+
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Metabolic & Energy Research

NAD+

500mg

Nicotinamide adenine dinucleotide for cellular energy

(18)
$79.99$109.99
-30%IN STOCK5-AMINO-1MQ
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Metabolic & Energy Research

5-AMINO-1MQ

100mg

NNMT inhibitor for metabolic research

(11)
$89.99$129.99
-20%IN STOCKAOD-9604
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Metabolic & Energy Research

AOD-9604

5mg

Fat metabolism research peptide

(9)
$44.99$59.99

Growth Hormone & Endocrine

-22%IN STOCKIpamorelin
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Growth Hormone & Endocrine

Ipamorelin

10mg

Selective growth hormone secretagogue

(14)
$39.99$54.99
-23%IN STOCKCJC-1295 No DAC
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Growth Hormone & Endocrine

CJC-1295 No DAC

10mg

Growth hormone releasing hormone analog

(10)
$34.99$44.99
-14%IN STOCKSermorelin
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Growth Hormone & Endocrine

Sermorelin

5mg

GHRH analog for growth research

(7)
$29.99$39.99
-27%IN STOCKGHRP-6
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Growth Hormone & Endocrine

GHRP-6

10mg

Growth hormone releasing peptide

(6)
$32.99$44.99
-38%IN STOCKCJC-1295 + Ipamorelin Bundle
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Growth Hormone & Endocrine

CJC-1295 + Ipamorelin Bundle

20mg

Synergistic GH secretagogue bundle

(20)
$59.99$99.99

Cosmetic & Dermatological

-18%IN STOCKGHK-Cu
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Cosmetic & Dermatological

GHK-Cu

50mg

Copper peptide for skin rejuvenation research

(16)
$39.99$49.99
-13%IN STOCKGlow70
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Cosmetic & Dermatological

Glow70

70mg

Premium cosmetic peptide blend

(24)
$149.99$179.99
-22%IN STOCKMelanotan II
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Cosmetic & Dermatological

Melanotan II

10mg

Melanocortin peptide for tanning research

(13)
$34.99$44.99
NEW
Industry First•Exclusive Technology

The Only AI-Powered Peptide Optimizer

Revolutionary technology that analyzes your biomarkers and health goals to generate personalized research protocols. No other peptide supplier offers this.

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Peptide Optimization Engine

AI-powered research protocol recommendations

Drag & drop your blood panel PDF or click to browse

— Or enter biomarkers manually: —

AI Analysis Report

Input subject biometrics and blood markers to generate a personalized research protocol.

Why Choose Poly Biotech?

US-Based

Shipped from within the United States. No customs, no delays.

Verified Purity

Every batch third-party tested. COAs available on request.

Secure Payments

Visa, Mastercard, PayPal, and cryptocurrency accepted.

Expert Support

Knowledgeable team available Mon-Fri to assist you.

Need some help?

Connect with our team via phone or email - we provide support in English and are passionate about helping researchers with any questions.

Get in touch

Frequently Asked Questions

Everything you need to know about research peptides in the USA

Are peptides legal in the United States?

Peptides are sold for research and laboratory use only. At Poly Biotech, all products are labeled and packaged accordingly for research purposes. They are not intended for human consumption.

How do I know the peptides are pure?

All our peptides undergo rigorous third-party laboratory testing. Certificates of Analysis (COA) are available upon request for every batch, showing HPLC purity verification of ≥99%.

Do you ship internationally?

Currently, we only ship within the United States to all 50 states. This ensures fast delivery times and compliance with domestic regulations.

What are the most popular peptides?

Our most popular research peptides include BPC-157, TB-500, Semaglutide, Tirzepatide, Retatrutide, Ipamorelin, CJC-1295, and GHK-Cu for various research applications.

How fast is shipping?

Orders are typically delivered within 2-5 business days via USPS Priority or UPS Ground. Express shipping options are available for faster delivery.

What payment methods do you accept?

We accept all major credit cards (Visa, Mastercard, American Express, Discover), PayPal, cryptocurrency (BTC, ETH), and bank transfers for qualifying orders.