Peptide Sciences – Order Peptide Science Research Peptides Online | 99% Purity, USA Made

Peptide Sciences specializes in the synthesis and distribution of highly purified peptides, proteins, and amino-acid derivatives designed for scientific research and development. For many years, Peptide Sciences has been recognized by researchers around the world as a trusted source for high-quality research peptides for sale, peptide blends, and advanced biochemical compounds. Scientists, laboratories, and independent research professionals have relied on the Peptides Science name for consistent quality, rigorous testing standards, and a comprehensive catalog of peptides used in scientific research.

Like many businesses operating in a complex regulatory landscape, we recently faced legal challenges that forced us to make a difficult decision. We voluntarily closed our original website to protect both our company and our customers from escalating legal pressures. However, abandoning our community was never an option. After strategic board discussions, we unanimously agreed to reopen under a new domain—Peptide Sciences Now—with enhanced discretion and the same uncompromising quality you have trusted for years.

What Is Peptide Sciences Now!!!

Peptide Sciences Now is a research-focused peptide sciences supplier created for laboratories, academic teams, biotech professionals, and qualified research buyers who need dependable compounds with clear documentation.

Our catalog is designed for non-clinical research use, with attention to product identity, handling standards, batch consistency, and third-party testing where applicable.

All products at peptide sciences are intended for laboratory research use only and are not for human consumption, medical use, diagnosis, treatment, or self-administration.

Peptide sciences provides high-quality research peptides, laboratory compounds, and analytical support for qualified researchers, institutions, and professional buyers. Explore a dependable peptide sciences supplier focused on purity, transparency, authenticity, secure ordering, discreet shipping, and product verification.

Peptide Types, Variants & Research Categories

Our catalog may include a range of peptide research categories, depending on availability.

Common Research Categories

Product availability may vary by batch, testing status, and compliance review.

Peptides for Weight loss

AOD9604 Peptide 6mg

$65.00

Sexual Health / Libido

Gonadorelin 10mg

$85.00

Peptides for sleep

N-Acetyl Selank Amidate 10mg

$70.00

Bioregulator Peptides

Prostamax 20mg (Bioregulator)

$65.00

Bioregulator Peptides

Vesugen 20mg (Bioregulator)

$65.00

Peptides for Muscle Growth

Follistatin 315 1mg

$90.00

Bioregulator Peptides

Vilon 20mg (Bioregulator)

$65.00

Immune Support

Thymosin Alpha-1 10mg

$130.00

Anti aging peptides

Humanin 10mg

$130.00

Popular Peptides

Retatrutide 16mg

$260.00

Growth hormone peptides

Sermorelin 5mg

$55.00

Peptides for Weight loss

Semaglutide 3mg

$110.00

Growth hormone peptides

GHRP-2 5mg

$36.00

Peptides for healing

TB-500 Fragment (17-23) 10mg

$100.00
See Our Catalog of peptides for sale

More About Our Company

Our Company

Peptide Sciences Now is a leading provider of USA manufactured, research peptides. We have negotiated and partnered with WHO/GMP and ISO 9001:2015 approved manufacturers for the best prices available and for the highest quality and highest purity products. We are happy to pass those savings on to our customers, and are proud to be a trusted resource for the products we provide to the scientific community. PeptideSciences™ offers comprehensive resources with the latest scientific publications to advance research and development of peptides and proteins.

Quality. Service. Value.

Peptide Sciences Now is your safe, convenient and private online source for U.S.A manufactured, highest purity, research peptides. Quality products and exceptional service are very important to us, and we work hard to bring value to our customers. We manufacture our products through the most reputable research chemical manufacturing companies in the world, and our prices are some of the lowest online.

Ordering online is simple and convenient. You enjoy complete privacy, and can order any time 24×7. Our shopping cart is completely secured using the latest SSL technology, and we protect your information with the highest standards in privacy assurance. Your orders and payment information remain encrypted, protected and 100% discreet.

Our Customers

Our Customers
We take pride in our service and value every customer relationship. With satisfied customers around the world, you can be assured of a safe and satisfied shopping experience with the highest quality research products from PeptideSciences™

From all of us at PeptideSciences™, thank you. Please don’t hesitate to contact us at sales@peptidesciencenow.com with any questions you may have.