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.
Cart-tested on October 11, 2026: HEALTHYLIFE10 takes 10% off sitewide at Growth Guys (growthguys.com), the Canadian peptide vendor with no minimum purchase and no product exclusions — a $40.00 CAD cart pays $36.00 CAD.
Updated July 2026 · General educational information, not medical or legal advice.
Here's what most people get wrong about the word "legit": they use it to mean "will my package arrive," when the question that actually protects you is "can I verify what's in it." A vendor can be perfectly real — order lands, tracking works — and you still haven't checked the thing that matters. So let's answer both.
Yes. Growth Guys operates a public storefront, runs a standard affiliate program (which is how discount codes like HEALTHYLIFE10 exist in the first place), and has an order and shipping process like any other vendor. "Is it real" is the easy half of the question, and the answer is a plain yes.
The honest, boring answer is that you run the same three checks on every vendor and let the results speak:
| Check | What you're looking for |
|---|---|
| COA | A Certificate of Analysis that resolves on the testing lab's own verify portal — not just an image on the store |
| Batch match | The lot number on the COA equals the lot printed on the vial you receive |
| Shipping | Where it ships from — domestic-Canada shipping avoids the border and customs holds |
A quick breakdown of the difference this checklist rests on — what to actually look for on a COA, including matching lot numbers and identifying a genuinely independent third-party lab. Also on Dailymotion.
Yes — HEALTHYLIFE10 takes 10% off at Growth Guys, verified October 11, 2026. Most peptide vendors sit at a flat 10% affiliate rate right now, so the discount is competitive rather than unusual. Think of the code as a small bonus after you've decided the vendor passes your checks — never as the reason to skip them. You can confirm the current code and the vetting checklist on the resource page.
Growth Guys is a legitimate, operating vendor. "Legit" gets you in the door; verification is what keeps you safe once you're there. Run the three checks, and if it clears them for the product you want, HEALTHYLIFE10 saves you 10% on the way out.
Note: For research and educational purposes only. Not medical advice.
Cart-tested on October 11, 2026: HEALTHYLIFE10 takes 10% off sitewide at Growth Guys (growthguys.com), the Canadian peptide vendor with no minimum purchase and no product exclusions — a $40.00 CAD cart pays $36.00 CAD.
Or run the free vendor-check quiz →
Three things, none of which require trusting anyone. The testing: 244 reports covering 133 products, each hosted on the lab's own domain rather than the seller's, averaging 99.03% and ranging 93.844% to 99.99%. The logistics: orders leave from inside Canada and are priced in Canadian dollars, so there is no customs step and no conversion. The history: public vendor threads answerable since 2021. We counted every report, weaker results included.