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.
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 (TB-500 5mg), exactly 10% off, with no minimum purchase and no product exclusions, including HGH kits; 2 live-cart checks so far today.
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.
Cart-tested October 11, 2026, on a real guest cart: HEALTHYLIFE10 gives 10% off sitewide at Growth Guys (growthguys.com) with no minimum purchase and no product exclusions, so a $100.00 CAD cart came to $90.00 CAD.
Updated August 2026 · General educational information, not medical or legal advice.
Because most of them never had a code to begin with. The large coupon aggregators run automated systems that scrape a store's checkout page, generate plausible-looking strings, and publish them with a success rate badge. If one in fifty happens to land, the page still earns its click. Nobody at the store ever issued the other forty-nine.
Here's what most people get wrong: they read a failed code as evidence the store is shady, or that the discount programme was quietly cancelled. Usually it means the opposite — the real programme is small, flat, and boring, and the inflated numbers you found were invented by a third party with no relationship to the store at all.
There is a short answer and a long one. The short answer is that every genuine code we have been able to catalogue in this niche is a flat 10% — not just at Growth Guys, but at the rival stores too. That consistency is the tell. Anything advertising a materially bigger number deserves suspicion before it deserves a click.
| What you'll see | What it actually is | Works? |
|---|---|---|
| HEALTHYLIFE10 — 10% off | A real affiliate code (this site's). Verified October 11, 2026 on growthguys.com | Yes |
| “$100 OFF” / “20–30% sitewide” | Aggregator-generated. No issuer, no expiry, no source | No |
| Codes like ORION10 or SHELBY10 | Real codes — but for a different store. They will never apply here | No |
Notice the pattern in the last row. A lot of “Growth Guys code” pages are simply lists of every peptide-store code the scraper has ever seen, pooled together. A code that belongs to a rival brand fails at this checkout for the most ordinary reason possible: it isn't for this shop.
This is the one legitimate reason a working code suddenly stopped working, and it caught people out in late July 2026. The store moved from its old growthguys.is address to growthguys.com. If you had the old address bookmarked, you may have landed on a stale page, a parked page, or nothing at all — and a code entered on a page that isn't the live store cannot apply.
The code itself was unaffected by the move. We wrote that up separately in what the domain change did and didn't affect, and in where Growth Guys moved. If your code stopped working around that date, start there.
Realistically, no. When every affiliate in a category is issued the same flat 10%, there is no secret tier being withheld from you. The variation between stores is not in the coupon — it is in what you get for the money: whether the vendor ships domestically, whether the certificate they publish resolves on the testing lab's own portal, and whether the lot printed on the vial matches the document.
That is the actual decision, and a 10% code barely moves it. If a vendor's paperwork doesn't hold up, a discount on it is not a saving. We laid out how to grade the evidence in the five levels of testing proof.
Is HEALTHYLIFE10 still valid? Yes — it is a flat 10% code and it was cart-tested on growthguys.com. There is no expiry date attached to it.
Can I use two Growth Guys codes on one order? No. Checkouts accept one discount code per order, so codes do not stack.
Why do aggregator sites show a higher discount than 10%? Because the numbers are generated, not sourced. A larger advertised discount with no issuer and no date is a marketing artefact of the coupon site itself.
Does the code work for Canadian orders? Yes — it is a store-wide percentage code and it is not region-locked. Shipping and border questions are covered in does Growth Guys ship to Canada.
This is the durable skill, because the aggregators will keep publishing and the codes will keep rotating. Four tells separate a page that knows something from a page that guessed:
Run those four checks and most of the coupon internet collapses in about fifteen seconds. It is also, bluntly, the standard this page is asking to be held to: a dated stamp, a named affiliate, one code, and the terms written out above.
The vendor-vetting checklist — the questions worth answering before a code matters at all — is free on the resource page. If you're ordering from Growth Guys, HEALTHYLIFE10 takes 10% off (verified October 11, 2026), after you've run the checks rather than instead of them.
Note: For research and educational purposes only. Not medical advice.
Cart-tested October 11, 2026, on a real guest cart: HEALTHYLIFE10 gives 10% off sitewide at Growth Guys (growthguys.com) with no minimum purchase and no product exclusions, so a $100.00 CAD cart came to $90.00 CAD.
Or run the free vendor-check quiz →
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.
A 15% automatic discount covered some Growth Guys products up to October 5, 2026. It has lapsed, prices have reverted, and pages still advertising it have not caught up.
A guest cart of $40.00 CAD on October 11, 2026 paid $36.00 CAD after HEALTHYLIFE10: $4.00 CAD, 10%, and no promotion anywhere in the total.
HEALTHYLIFE10 is separate from that reduction and still applies. A sale-bound code would not. This one is verified daily against a real cart and each result is published with the date it was taken.
Measured on October 11, 2026 in a cart at growthguys.com — catalogue pages were not used.
See the HEALTHYLIFE10 cart reading for October 11, 2026. Every daily test, back to the first on record, is kept in the HEALTHYLIFE10 dated cart archive.