Independent HPLC results on file for this shop. Verify quality before redeeming a code.
| DATE | PEPTIDE | PURITY | TESTING LAB | |
|---|---|---|---|---|
| Sep 15, 2026 | SELANK | 100.0%HPLC | Janoshik Labs | View COA → |
| Sep 15, 2026 | BPC-157 | 99.2%HPLC | Janoshik Labs | View COA → |
| Sep 14, 2026 | — | — | Janoshik Labs | View COA → |
| Sep 14, 2026 | Tirzepatide | 99.6%HPLC | Janoshik Labs | View COA → |
| Sep 14, 2026 | GHK-Cu | 99.8%HPLC | Janoshik Labs | View COA → |
Yes — the code listed above is verified and active as of Sep 27, 2026. A code leaves the active list the moment it expires, so anything shown as active works. The current offer: 15% off for new customers.
Direct Research Supply has published 1 code on Peptigrity in the past 12 months, most recently on Sep 27, 2026. New codes go live the same day the shop submits them, so this page reflects the current state — there is no need to hunt for codes elsewhere that may be dead or fabricated.
Direct Research Supply holds a trust score of 33/100 on Peptigrity, based on 7 independent lab tests averaging 99.6% HPLC purity. See the full shop profile for every test and review, and our methodology for how the score is calculated.
Tell us through site feedback — community-reported dead codes are removed the same day, and expired codes drop off on their own. Peptigrity earns no commission on redemptions, so there is no incentive to keep a dead code listed.