IN 2024, A TEAM OF RESEARCHERS ORDERED SEMAGLUTIDE VIALS FROM ONLINE SELLERS AND SENT THEM OFF FOR TESTING. THE LABELS PROMISED 99% PURITY. THE RESULTS CAME BACK BETWEEN 7.7% AND 14.37%.
We think about that number a lot, mostly because the labels looked fine. Nobody could have spotted the problem just by holding the vial.
That's why Titan Core exists. When Jeffrey Dupaul and Zachary Festa started the company, the idea behind it was small enough to fit on a sticky note: a research peptide supplier should give you a way to check every claim it makes, on the vial you're actually holding. A clean font doesn't count. Neither does a badge.
We're a new company, and we'd rather say so before you start wondering. There's no twenty-year backstory here. What there is: two founders who put their names on the brand, and a handful of habits you can test on your very first order.
Two founders, two names on the brand
A lot of peptide shops are run by nobody in particular. No names, no faces, and a contact form that seems to lead nowhere. You're basically asked to trust a logo.
Jeffrey and Zachary went the other way. Their signatures appear on Titan Core's brand materials, and that was a deliberate choice. It isn't a scientific endorsement, and it isn't a credential either. It's ownership. If something we publish is wrong, or an order goes sideways, there are two real people who answer for it, and they'd much rather hear about it than not. You can read a bit more about how the company started on our About page.
Why "third-party tested" isn't enough by itself
Almost every seller says it. It's on banners, product cards, even the checkout page. And plenty of third party tested peptides come with no way to see what was tested, who tested it, or when.
It helps to remember how bad things get when nobody's checking. In 2018, researchers in Belgium tested the ten falsified peptide products they came across most often, bought from three suspect online pharmacies. Some samples were as little as 5% pure. Several carried arsenic at up to ten times the international (ICH) limit for parenteral medicines (Talanta, 2018). Those came from illegal pharmacies, not research suppliers. Still, it shows how much a label can hide.
So when we say third-party tested, we mean something specific. Applicable batches go out for independent analytical testing. Purity is measured by HPLC and held at 99% or higher. Identity is checked by mass spectrometry, which is the test that tells you the molecule in the vial is actually the one on the label. And each result belongs to one batch. We don't stretch an old PDF across the whole catalog.
The LOT number is the part you can check yourself
Pick up any Titan Core vial and you'll find the manufacturer's LOT number printed on it. That goes for everything we carry, from our GHK-Cu peptide to the bacteriostatic water for peptides that ships alongside it. The lab report posted for that product carries a LOT number too. The two should match. If they don't, tell us. We mean that.
That match is the whole point of a lot-specific COA. If you've never had to figure out how to read a peptide COA, three quick checks cover most of it:
- Compare the LOT on the report with the LOT on your vial.
- Make sure the method is named (HPLC, mass spec) and the result is a real measured number.
- Look at the test date and ask yourself if it makes sense for the batch you've got.
Every now and then a product page will show "Lab Report (COA) Pending." It just means the report for the current LOT hasn't been posted yet. We could plug that gap with an older report from a different batch, and plenty of sellers do. We'd rather show you the word "pending" and let you ask us where things stand. Our quality standards page walks through how testing and documents fit together.
Research use only, on every page
Everything we sell is for laboratory research. It's not for human consumption. A lot of shops tuck that line into the footer and then write product copy that winks at the opposite.
We don't play that game. You won't find usage instructions, personal results stories or treatment language anywhere at Titan Core. That covers product pages, labels, emails and support replies. If that's what you're after, we're probably not the right fit, and we'd rather tell you now than after you've ordered. Research use only peptides should read that way from the first line to the last, not just at the bottom of the page.
What happens after checkout
Good paperwork gets someone to order once. What happens next decides if they come back.
Place your order Monday to Friday before 4 PM EST and it ships the same day with UPS. If something shows up damaged, incorrect or defective, you've got 48 hours from delivery to send us photos, and we'll make it right. And if you've got a question before you buy, you'll get an answer from our support team, not silence.
So, how should you judge a research peptide supplier?
People ask us some version of "is Titan Core Peptides legit?" It's a fair question, and our answer might surprise you: you shouldn't have to take our word for it. Or anyone else's.
Look at the LOT on the vial and the LOT on the report. See whether the report names its method and gives an actual number. Notice if the seller admits when a document is pending, or quietly swaps in something old. Check whether the research-only line holds up past the footer. Then ask a pointed question and see who answers, and how fast.
Any supplier worth your money should pass all of that. Jeffrey and Zachary built Titan Core so that we would, every single time you look. If you'd like to put us to the test, our support team is one message away.
Sources and further reading
Ashraf AR, Mackey TK, et al. Multifactor Quality and Safety Analysis of Semaglutide Products Sold by Online Sellers. Journal of Medical Internet Research, 2024
Impurity profiling of the most frequently encountered falsified polypeptide drugs on the Belgian market. Talanta, 2018;188:795–807
For research and laboratory context only. This article is not medical, legal or scientific advice and does not authorize human use of any Titan Core product.
Research-use notice: All Titan Core products are sold strictly for laboratory research use and are not for human consumption. The studies cited here describe the wider market, not any Titan Core product. Check the product page, its LOT and its current documentation before placing an order.
