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Highly Purified Melanotan II, CJC-1295, GHRP-2, Hexarelin, IGF-1, Sermorelin, TB-500 and more!

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our story

PeptideSciences™ 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.

PeptideSciences™ offers comprehensive resources with the latest scientific publications to advance research and development of peptides and proteins.

Quality. Service. Value.

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. 

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.

Kendall Karl

Great value for a 4-pen set. The pens feel premium and work well with all the research compounds I’m using. Will be ordering a backup set soon.

love from our clients around the world

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 us.

Nick walker

Tried many brands, but this CJC-1295 was different clean, no pip, and worked within days. Fat loss became noticeably easier.

Daniel Cooper

I’ve tried several vendors over the years, and this is the first time I’ve gotten consistently clean, effective, and well-dosed batches. The difference is night and day.

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