Canadian research peptides · independently tested
Canada’s most documented peptide source — 244 independent lab reports, a published purity floor of 93.844%, and domestic shipping.
Growth Guys promo code, verified October 11, 2026: HEALTHYLIFE10 takes 10% off sitewide at Growth Guys (growthguys.com) on any payment method, and it is the code behind the largest total discount available there today — 30% off when the order is paid with Bitcoin, which the store discounts a further 20% automatically, so a $430.00 CAD cart paid $301.00 CAD. The measured cart, line by line.
We are an affiliate: if you order from Growth Guys using this code we earn a commission, at no extra cost to you. We are not Growth Guys and have no ownership of or role in the company.
Growth Guys batch number check — last verified at checkout at Growth Guys (growthguys.com): October 11, 2026 (today), 15:31 ET — HEALTHYLIFE10 applied and working, taking $4.00 CAD off a $40.00 CAD cart, exactly 10% off sitewide, with no minimum purchase and no product exclusions, including HGH kits; 2 live-cart checks so far today.
How to match the batch code on a vial to the specific Janoshik report for that batch — a report for a different batch tells you nothing about yours.
| Cart subtotal | Discount | Paid | Rate |
|---|---|---|---|
| $50.00 CAD | −$5.00 CAD | $45.00 CAD | 10.0% |
| $70.00 CAD | −$7.00 CAD | $63.00 CAD | 10.0% |
| $75.00 CAD | −$7.50 CAD | $67.50 CAD | 10.0% |
| $280.00 CAD | −$28.00 CAD | $252.00 CAD | 10.0% |
| $100.00 CAD | −$10.00 CAD | $90.00 CAD | 10.0% |
Each row is a separate cart built on October 10, 2026. The value is varied deliberately, because a code that only worked at one price point would otherwise go unnoticed. Nothing was ordered and no payment details were entered — every figure comes from the guest-cart stage, which is the same place you can check it yourself before paying.
Enter HEALTHYLIFE10 where the cart asks for a discount code and make sure the figure changes before continuing. Guest carts are fine, no account is needed, and the code is not spent by using it once.
Because the claims are the kind you can verify before spending anything. Growth Guys has published 244 Janoshik reports across 133 distinct products — 99.03% average purity, floor 93.844%, ceiling 99.99% — and each report lives on the testing lab's site, not behind a vendor-hosted PDF. Shipping is domestic within Canada in CAD, and the vendor has fielded questions in public forum threads since November 2021. The full distribution is here.
Of the 240 reports published as of October 6, 2026, 238 carry a batch code. The format is consistent: a short letter prefix tied to the compound followed by a sequence number, which is how 230 of those 238 are written. Codes such as RET28, TB09, GGC42 and CJCIPA05 are typical — the letters identify the product line, the digits identify which run of it was tested.
The code is the only thing that links a specific vial in your hand to a specific document on a laboratory's server. A product name does not do this, and neither does a purity figure: both are shared across every run the vendor has ever sold of that item. If you are verifying anything, you are verifying the code.
The 238 codes resolve to 229 distinct values. That near one-to-one ratio says testing is happening per production run rather than once per product, which is the difference between a catalogue that was tested and a catalogue that has a certificate. A seller can buy one assay for one batch and display it under a product name indefinitely; that practice produces one code repeated many times, not 229 of them.
The repeat structure points the same way. Forty-one of the 131 distinct products appear more than once in the set under different run numbers — one product line appears twenty separate times, two others nine and seven. Repeated testing of the same item over time is what lets a buyer see whether quality held, rather than whether it was acceptable once.
Start from the vial or the packing slip rather than the website, because the point of the exercise is to confirm that what shipped matches what was published. Note the letter prefix and the run number exactly as printed. Then open the matching report and confirm three things on the document itself: the batch string, the client it was commissioned by, and the compound and strength.
Confirm it on the laboratory's own domain, not on a copy hosted by the seller. Every report in this set resolves to the testing lab's portal under the lab's own reference. A certificate that exists only as a file served by the party selling the product carries no independent confirmation, because the party serving it can edit it. The lab-hosted version is the one that means something.
A published set is a snapshot, and stock moves faster than documents get posted. A batch that is not listed is most often simply newer than the last update to the page, which is a record-keeping lag rather than an untested run. It is not, by itself, evidence of anything wrong.
It is still worth resolving rather than shrugging at. Ask for the report covering that specific batch code. The question is reasonable and a vendor testing per run can answer it, because the document already exists. The answer you get is informative either way: a seller who tests per batch produces the report, and a seller who tested once and reused the certificate cannot.
Yes, as of October 10, 2026. A $100.00 CAD guest cart at growthguys.com lost $10.00 CAD when the code was applied, which is the full 10%. The page carries that test's date, not its own publication date.
It is printed on the vial and appears on the paperwork that ships with the order — a short letter prefix identifying the compound followed by a run number, in the style of RET28 or GGC42. Check the vial rather than the product page, since the point is to confirm that what arrived matches what was published.
238 of the 240 published reports carry a batch code, and those resolve to 229 distinct codes covering 131 distinct products, as of October 6, 2026. Forty-one of those products appear more than once under different run numbers.
Ask for the report covering that specific code. A batch missing from the page is usually newer than the last update rather than untested, and a vendor that tests per production run can supply the document because it already exists.