PepsTracker › Vendors › AtomiK Labz vs Hydro Research
Updated July 2026 · 20 shared compounds · discount codes applied
AtomiK Labz is cheaper on 19 of the 20 shared peptides, Hydro Research on 1 — that is 95% of the 20 compounds where the two actually differ.
Averaged across every shared compound, AtomiK Labz runs about 37% lower on cost per milligram. Both figures already include each vendor's discount code.
pepstracker30 (30% off)PepsTracker15 (15% off)Every price below is the discounted price divided by milligrams, so vial sizes do not distort the comparison. Sorted by cheapest available option.
| Peptide | AtomiK Labz | Hydro Research | Cheaper |
|---|---|---|---|
| NAD+ | $0.038/mg $76.30 / 2000mg | $0.076/mg $76.50 / 1000mg | AtomiK Labz 50% cheaper |
| GHK-Cu | $0.385/mg $38.50 / 100mg | $0.383/mg $38.25 / 100mg | Hydro Research 1% cheaper |
| Klow Blend | $1.07/mg $97.30 / 91mg | $1.59/mg $127.50 / 80mg | AtomiK Labz 33% cheaper |
| Melanotan II | $2.03/mg $20.30 / 10mg | $2.46/mg $24.65 / 10mg | AtomiK Labz 18% cheaper |
| BPC-157 | $2.27/mg $45.50 / 20mg | $4.67/mg $46.75 / 10mg | AtomiK Labz 51% cheaper |
| Epithalon | $2.45/mg $24.50 / 10mg | $3.83/mg $38.25 / 10mg | AtomiK Labz 36% cheaper |
| Selank | $2.45/mg $24.50 / 10mg | $5.95/mg $29.75 / 5mg | AtomiK Labz 59% cheaper |
| PT-141 (Bremelanotide) | $2.59/mg $25.90 / 10mg | $4.25/mg $42.50 / 10mg | AtomiK Labz 39% cheaper |
| MOTS-c | $2.73/mg $27.30 / 10mg | $2.98/mg $29.75 / 10mg | AtomiK Labz 8% cheaper |
| Semaglutide | $3.46/mg $69.30 / 20mg | $8.50/mg $85.00 / 10mg | AtomiK Labz 59% cheaper |
| Tirzepatide | $3.46/mg $69.30 / 20mg | $3.68/mg $221.00 / 60mg | AtomiK Labz 6% cheaper |
| BPC-157 + TB-500 Blend | $3.46/mg $69.30 / 20mg | $5.01/mg $50.15 / 10mg | AtomiK Labz 31% cheaper |
| Retatrutide | $3.81/mg $76.30 / 20mg | $7.44/mg $297.50 / 40mg | AtomiK Labz 49% cheaper |
| Tesamorelin | $3.85/mg $38.50 / 10mg | $4.67/mg $46.75 / 10mg | AtomiK Labz 18% cheaper |
| KPV | $3.85/mg $38.50 / 10mg | $4.67/mg $46.75 / 10mg | AtomiK Labz 18% cheaper |
| Ipamorelin | $3.92/mg $39.20 / 10mg | $5.10/mg $25.50 / 5mg | AtomiK Labz 23% cheaper |
| Tesamorelin/Ipamorelin Blend | $3.97/mg $59.50 / 15mg | $11.33/mg $102.00 / 9mg | AtomiK Labz 65% cheaper |
| Sermorelin | $4.48/mg $44.80 / 10mg | $5.44/mg $54.40 / 10mg | AtomiK Labz 18% cheaper |
Neither vendor wins across the board, which is the main takeaway. AtomiK Labz is cheaper on 19 of the 20 shared compounds and Hydro Research on 1. If you buy a single compound, the table above is the answer. If you are placing one larger order to save on shipping, the vendor that wins your two or three highest-volume compounds usually nets out ahead.
Catalog breadth matters too: AtomiK Labz lists around 24 compounds we track versus 40 at Hydro Research. Outside the 20 overlap, only one of them will stock what you need.
AtomiK Labz — code pepstracker30 for 30% off. Hydro Research — code PepsTracker15 for 15% off. Codes are applied before ranking on this page, which is why the order can differ from list prices. Always confirm the code at checkout.
AtomiK Labz is cheaper on 19 of the 20 peptides both vendors stock, Hydro Research on 1. Across the compounds where they differ, that is 95% in AtomiK Labz's favour. On average cost-per-milligram, AtomiK Labz comes out roughly 37% lower. Neither wins everything, so check the specific compound you need.
AtomiK Labz uses code pepstracker30 for 30% off, and Hydro Research uses PepsTracker15 for 15% off. Every price in the comparison table already has these codes applied, which is why the ranking can differ from list prices.
They overlap on 20 compounds. AtomiK Labz lists roughly 24 tracked compounds and Hydro Research lists about 40. If you need something outside the overlap, only one of them will have it.
Vial sizes differ between vendors, so sticker price is misleading. A larger vial at a higher price is often cheaper per milligram. Every figure here is the discounted price divided by milligrams, which is the only like-for-like comparison.
Open the live tracker to compare these two against all 25 vendors in real time, or browse every vendor we track.
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