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Deals check · October 2026

Koi Peptides coupon codes and deals: what actually exists

We found no coupon code we could verify for Koi Peptides, and no standing promotion on its pages when we read them on 19 Oct 2026. Shipping is free from $200. That is what you can get without a code.

Storefront read · Editors' score 7.1/10 · Editorial scores, not user reviews

What you can get without a code

Every line below comes from koipeptides.com or our research record on it, read 19 Oct 2026.

No standing offer appeared on Koi Peptides's pages when we read them. That is not a mark against it: a shop that posts one price and holds to it is easier to compare than one that strikes through a list price nobody pays. Shipping is free from $200.

Codes on aggregator sites

Coupon aggregators list codes for most shops in this market, often several that contradict each other. We reproduce an offer only when it appears on the storefront itself. If you find a Koi Peptides code elsewhere, type it into the cart and watch the total; if nothing moves, the code is dead and the aggregator has not noticed.

Returns and guarantees

The part of a deal most people read after the parcel arrives.

Returns, as published: No general returns of opened vials; damaged/incorrect/short shipments must be reported within 48 hours with photos, replacement or refund at company discretion; lost packages with carrier confirmation reshipped free. Guarantee wording: If a peptide doesn't match its COA on independent retest, we replace it or refund the order (FAQ)

Reference prices at Koi Peptides

What the product pages showed on 19 Oct 2026, before any offer, beside the typical price across every shop we track.

PeptideListingPriceTypical across the fieldCertificate
BPC-1575 mgBPC-157 - 5mg$49.95$44.63over the typical priceOn the pageOpen
GHK-Cu50 mgGHK-Cu 50mg & 100mg - 50mg$39.95$49.50under the typical priceOn the pageOpen
TB-50010 mgTB-500 (Thymosin Beta-4) 10mg$59.95$72.50under the typical priceOn the pageOpen

A deal is only a deal against the typical price, not against the shop's own list price. Our price check gives the typical figure for 39 peptides; our budget shortlist ranks the lower-priced shops by score, because the cheapest untested vial is not a bargain. Every supplier here sells materials labeled for laboratory research use only.

Keep reading

The review, the prices and the guides that explain what a discount does and does not tell you.

Koi Peptides reviewBPC-157 pricesGHK-Cu pricesTB-500 pricesWhy peptide prices differPaying a peptide supplierAll deals checks

Questions

Does Koi Peptides have a coupon code?

Not one we could verify. Our 19 Oct 2026 read of koipeptides.com recorded no site-wide code and no standing promotion. If an aggregator lists one, test it in the cart before you count on it; we do not print codes we have not seen work.

Does Koi Peptides offer free shipping?

Yes, once the cart reaches $200. Below that you pay the carrier rate the checkout shows. Dispatch as published: Same-day dispatch for US orders before 2 PM ET on business days; USPS Priority 2-4 business days; $9.95 flat under $200, free over $200; international only to qualifying research institutions (Canada, UK, EU, Australia, select APAC) with pre-approval.

Does Koi Peptides have a first-order discount?

Nothing on its pages advertised one when we checked on 19 Oct 2026. Some shops send a code after you join a mailing list; we did not test that and do not list codes we have not verified.