Genscript Peptides Review

Genscript sells to businesses rather than direct to researchers and operates from United States. The site says it has traded since 2008. It lists 13 products. It also produces and labels to order, so stock sold under other brand names may come from here.

In its own words: “GenScript - Scripting Possibilities - The leader in molecular cloning and gene synthesis, peptide synthesis, protein and antibody engineering.”

It advertises purity of ≥95%.

No prices are published. You have to ask before you can compare cost against another supplier. Payment is by credit card.

Site check: 13 products listed; payment by credit card; operates from United States.

Genscript is listed as active. Tracked by Finnrick. No test data available yet.

Community standing: 3.2/5 on Trustpilot from 1 reviews. Ratings of anonymous sellers of unregulated products are the weakest signal on this page; the assay and grading records carry more.

The record for Genscript

StatusActive
Trustpilot3.2/5 from 1 reviews
Vendor typeResearch-use supplier

What we found

Ordering and payment

Payment methods
Credit Card
Card payments
Accepted
Cryptocurrency
Not accepted
Currency
USD
Online checkout
Not available

Shipping and handling

Ships to
United States, United Kingdom, Europe, Australia, Worldwide

Returns and guarantees

Returns
Standard TFA exchange (extra 2 BDs)
Guarantee
TurboTIDE Peptide 5-Day Guarantee
Research-use notice
Published on the site

Company details

Also known as
biotech company, early drug discovery, drug development services, gene synthesis, peptide synthesis, protein production
Trading since
2008
Operates from
United States
Basis for location
Site copy references China; Site copy references Hong Kong; Site copy references United States; Site copy references United Kingdom; Site copy references Canada; Site copy references India; Site copy references Poland; Site copy references Germany; Lists a US/Canada (+1) contact number; Lists a UK (+44) contact number; Lists a mainland China (+86) contact number

Contact channels

Email
[email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected],…
Phone
+18774367274, +1 877 302 8632, (1) 613-498-2126, +49-(0)221-126 02 66, +49-8937996666, +49 (0)40 8532600, +44 (0) 1869 238033, 01223 316 855, +31 (0)26-326 4450, +212 5 24 35 84 75, (39) 028 945 0270, +39 02 26922300, +39 06 66 25 280, +358 20 7410 270, +45 3956 2000, +48-12-6653131, +48 698031967, +041 250 53 57, +41 41 420 96 36, +420 244 001 231, 01 30 46 39 00, 03 454 00 66, 072 572 21 00,…
Contact page
https://www.genscript.com/contact.html

Testing and certificates

Products listed
13

How we checked

These details were read from Genscript's own website on 2026-08-10. Pages consulted:

Products listed by this vendor

Frequently asked questions

Is Genscript legit?

We hold no independent testing, published certificates, or ratings for Genscript, so we cannot tell you whether it is legitimate. That is an absence of evidence, not evidence of a scam — it means nobody has tested it.

Has Genscript been lab tested?

We hold no independent third-party assays for Genscript. Any purity figure it publishes is self-reported unless it names the lab that produced it.

How do you pay Genscript?

Genscript accepts Credit Card.

Where does Genscript ship from?

Genscript ships from United States.

Popular peptides: Semaglutide, Tirzepatide, Retatrutide, BPC-157, CJC-1295, Ipamorelin.

Other reviewed vendors: Gentleman Peptides Review, GGPeps Review, Gideon Pharma Peptides Review.