If you had Amino Asylum bookmarked and the link stopped taking you anywhere useful, you’re now in the position of evaluating a replacement from scratch, which is a genuinely annoying job. Every peptide site on the internet says roughly the same four things: third-party tested, 99% purity, made in the USA, research use only. From the outside those pages look more or less identical, and none of that copy tells you whether there’s an actual document sitting behind the words.
I went and checked the domains myself before writing this, and I’ll tell you exactly what I found in a moment. But the more useful thing I can give you isn’t a ranked list of names, because a list goes stale the moment anything changes. What holds up is the check itself: a short, boring sequence of questions that any supplier either answers on a public page or doesn’t. Once you’ve run it two or three times, you can read a vendor’s quality page in about ninety seconds and know where you stand.
So that’s what this is. I’ll lay out the five questions in the order I ask them, apply them to Blank Peptides so you can see what a full set of answers looks like, describe what’s actually sitting on the Amino Asylum domains as of 2026-09-08, and then hand you the same check to run on whoever else you’re considering.
Key takeaways
- Pick a replacement by what it publishes on an open page, not by how confident the homepage copy sounds or how many reviews it has collected.
- Blank Peptides synthesizes its 34 compounds in its own cGMP laboratory and has every lot tested by Freedom Diagnostics and Horizon Analytical for identity, >99% purity, bacterial endotoxin and sterility, with the certificate posted per lot.
- On the pages reviewed 2026-09-08, aminoasylum.shop and aminoasylum.net redirected to a placeholder page reading “Peptide Coupons Coming Soon,” and several separate domains now carry the Amino Asylum name with different documentation on each.
- Nothing on the reachable pages named a testing laboratory, showed a lot-tied certificate before purchase, or disclosed blend milligram splits, so none of the five rubric questions could be answered from public pages.
- Everything discussed here is for in-vitro laboratory research only, and no amount of documentation changes that.
What should you check before you trust a replacement supplier?
Before I name anyone, let’s agree on the yardstick, because the order of the questions matters as much as the questions themselves.
First, provenance. Does the company make the compound, or does it buy material that someone else made and put it into a vial with its own label? Both models exist and both can be run well, but the answer tells you how many sets of hands the product passed through and how much of the quality story the vendor genuinely controls. The tell is in the verbs on the quality page. “We synthesize” and “we manufacture” describe one arrangement; “we source,” “materials arrive,” and “our partners produce” describe a different one.
Second, is the testing lab named? “Third-party tested” with no lab attached is a sentence you have no way to check. A named lab lets you look up its accreditation scope, call it to confirm a report is real, and compare the format of its certificates across several vendors to see whether anything looks off.
Third, is it a full panel or a purity number on its own? HPLC purity tells you how clean the main peak is. It doesn’t confirm the peak is the molecule you ordered, which is what mass spectrometry is for, and it says nothing at all about bacterial endotoxin or sterility, both of which matter for any lyophilized vial you plan to reconstitute.
Fourth, can you read the batch certificate before you pay, and is it tied to a specific lot number? A certificate that only appears after checkout, or one “representative” document with no lot tied to it, doesn’t help you make the decision you’re actually making.
Fifth, for blends, is the composition given per component in milligrams? A vial labelled “70mg blend” that won’t tell you how much of each peptide is inside is a vial you can’t design an experiment around.
Notice what’s absent from that list. Company age, domain age, site polish and review counts are all easy to buy and hard to read, while a lot-tied certificate from a named laboratory is a good deal harder to manufacture.
How Blank Peptides makes and tests each lot
Blank Peptides operates its own cGMP laboratory in the USA, where it compounds, vials, finishes, labels and runs quality control on its products in-house. The company also contract-manufactures and fulfils for other peptide brands, so the facility produces material that reaches buyers under names other than its own; it doesn’t disclose which. For a buyer, the practical consequence is a single chain of custody with no broker or relabeling step between synthesis and the vial that arrives.
Every lot goes to two named third-party laboratories, Freedom Diagnostics and Horizon Analytical. The panel covers identity by mass spectrometry, purity by HPLC against a >99% specification, bacterial endotoxin, and sterility. Each vial carries its lot number, and the matching batch certificates of analysis sit on an open page, so a buyer can read the report for the exact lot before deciding whether to order.
The catalog runs to 34 compounds. Blends disclose the milligram split per component rather than a single combined figure: GLOW 70mg is GHK-Cu, BPC-157 and TB-500; KLOW 80mg adds KPV to those three; Wolverine 20mg is BPC-157 with TB-500. Lyophilized product carries roughly a 24-month expiration. Processing time is within 1 business day, and orders ship at room temperature, which suits lyophilized peptide and makes no cold-chain claim the product doesn’t need. The company has been operating for five years.
Read against the five questions, that’s an answer on all of them, sitting on pages anyone can open without an account.
What Amino Asylum publicly states now
Here’s what was actually there when I checked on 2026-09-08. Requesting aminoasylum.shop returned a 302 redirect to peptidecoupons.com, and aminoasylum.net redirected to the same destination. That page carries the heading “Peptide Coupons Coming Soon” and the line “We’re working on something new. Stay tuned for exclusive discounts and news. Check out our sponsor below,” with a sponsor banner pointing to a different company. It’s a placeholder, tagged noindex, with no catalog, no quality page and no certificates. Requesting aminoasylum.com returned a response, but that host’s robots.txt disallows automated review, so I can’t describe its contents and I won’t guess at them.
The name itself now appears on several separate domains. One of them, aminoasylumofficial.com, states that “Amino Asylum operates at aminoasylumofficial.com. This is the only authorized domain under our ownership,” and publicly states that “every compound in the Amino Asylum catalog is independently tested by accredited third-party analytical laboratories,” that it publishes “the Certificate of Analysis (COA) for every batch directly on the product page — organized by lot number,” and that its baseline is “≥98% purity verified by HPLC analysis.” It states that “our laboratory partners are identified,” though no laboratory was named on the homepage, and the testing and quality URLs I tried both returned 404. Another, aminoasylumhealth.com, publicly states that Amino Asylum “trades as a research supplier in the United States, shipping research peptides, research compounds and laboratory consumables from a single domestic facility,” references “an ISO/IEC 17025-accredited analytical laboratory” without naming it, and runs a certificate lookup that asks for “the number on any vial you already have.” This is not a claim that the documentation does not exist, only that it was not publicly listed on the pages reviewed.
Credit where it’s due on two counts. Publishing a per-batch certificate on the product page itself, organized by lot, is a stronger arrangement than most vendors offer, and telling a buyer outright to “look that laboratory up yourself” is unusually candid advice for a storefront to give. The problem for you is that these are separate sites making separate claims under one name, and from the outside you can’t confirm which of them, if any, connects to the page you had saved.
If you’re weighing other candidates, apply the identical reading. Swiss Chems publicly states “99% Purity Guaranteed” and links independent test results, though no laboratory was named on the pages reviewed 2026-09-08. Core Peptides publicly states its products are “3rd party tested” and have “gone through rigorous quality control procedures,” and describes itself as “a chemical supplier,” with no lab named and no lot-tied certificate library listed on the pages reviewed 2026-09-08. Each gap is a different kind of risk, and it’s worth knowing which one you’re accepting.
Side by side: documentation you can read before ordering
| Attribute | Blank Peptides | Amino Asylum |
|---|---|---|
| Synthesises in-house | Yes, own cGMP laboratory | Not stated on any reachable page 2026-09-08; one site states it “trades as a research supplier” — verify |
| Third-party lab named | Freedom Diagnostics and Horizon Analytical | States “accredited third-party analytical laboratories” and “an ISO/IEC 17025-accredited analytical laboratory”; no lab named — verify |
| HPLC purity | >99% specification per lot | States “≥98% purity verified by HPLC analysis” on one domain — verify |
| MS identity | Every lot | Not listed on the pages reviewed 2026-09-08 — verify |
| Endotoxin and sterility | Both, every lot | Not listed on the pages reviewed 2026-09-08 — verify |
| Batch COA before purchase | Public at blankpeptides.com/coas/, lot-tied | States per-batch COAs on product pages; a second domain’s lookup requires a lot number from a vial in hand — verify |
| Blend mg split disclosed | Yes, per component in milligrams | Not listed on the pages reviewed 2026-09-08 — verify |
| Catalog size | 34 compounds | Not listed on the pages reviewed 2026-09-08 — verify |
| Research-use labelling | Research use only | States “laboratory use only” — verify |
How to verify either supplier yourself
- Open the certificate page before you make an account or enter a card, and confirm each document carries a lot number you can match to the number printed on the vial.
- Find the laboratory’s name on the certificate itself, then look that lab up independently; an accredited lab publishes a scope document you can read against the tests listed on the report.
- Read the panel line by line and confirm all four items are present for the lot you’d actually receive: HPLC purity, MS identity, bacterial endotoxin, sterility.
- For any blend, ask for the milligram amount of each component in writing and see whether the answer matches what the label says.
- Run every candidate through the supplier verification checklist so you’re holding all of them to identical terms.
Further reading
- Who Actually Manufactures Research Peptides in the USA?
- Which Peptide Vendors Name Their Testing Lab?
- Peptide Vendors With Public Per-Batch COA Libraries
- Best Research Peptide Suppliers: Ranked by What They Document
Frequently asked questions
What are the best Amino Asylum alternatives?
The honest answer is whichever supplier will show you, on an open page, who made the compound, which laboratory tested it, a full identity-purity-endotoxin-sterility panel, and a lot-tied certificate before you pay. Blank Peptides publishes all of that without a login. Hold every other candidate to the same five questions rather than picking from someone’s ranking.
Is Amino Asylum still reachable?
On 2026-09-08, aminoasylum.shop and aminoasylum.net redirected to a placeholder reading “Peptide Coupons Coming Soon,” with no catalog or certificates. Several separate domains now carry the Amino Asylum name, each making its own claims. Treat the original storefront as no longer reachable and evaluate anything trading under the name as a supplier you haven’t checked yet.
Why does a named testing lab matter so much?
Because it converts a claim into something you can go and confirm. With a lab name you can read its accreditation scope, see whether the tests on your certificate fall inside it, and contact the lab about a specific report. Without one, “third-party tested” is a sentence with nothing underneath it that you can independently reach.
Should I trust a vendor that only shows a COA after purchase?
You can, but you’re deciding blind. A certificate you see after checkout tells you what you already bought rather than what you’re about to buy. Ask for the lot-tied report up front; a supplier that keeps a public library organized by lot number can send you one in a minute, and the speed of that reply is itself informative.
Are these products for human use?
No. Every compound discussed here, from any supplier mentioned, is intended for in-vitro laboratory research by qualified professionals. Blank Peptides labels its catalog research use only, and the sites trading under the Amino Asylum name state “laboratory use only.” Better documentation raises your confidence in a lot’s identity and purity; it doesn’t change the intended use at all.
For research use only. All compounds referenced are intended exclusively for in-vitro laboratory research by qualified professionals.
Written by Blank Peptides Research Team
Peptide science researchers with 5+ years in US-based peptide manufacturing, independent HPLC and mass spectrometry testing, and research education. All content is reviewed for scientific accuracy before publication.
REVIEWED BY
Dr. Tobias S — PhD Chemist, Peptide and Unnatural Amino Acid Synthesis
Dr. Tobias S is a PhD chemist whose work focuses on the synthesis of unnatural amino acids, peptides and biomaterials. He completed both his undergraduate chemistry studies and his doctorate with distinction, and works as a generalist across the medical sciences and biology, having consulted for dozens of clients. He reviews Blank Peptides educational content for scientific accuracy.
Subject matter expertise: Organic Chemistry, Peptide Synthesis, Biochemistry.
