PepsTracker › Vendors › EZ Peptides vs Hydro Research
Updated August 2026 · 31 shared compounds · discount codes applied
EZ Peptides is cheaper on 19 of the 31 shared peptides, Hydro Research on 12 — that is 61% of the 31 compounds where the two actually differ.
Averaged across every shared compound, EZ Peptides runs about 12% lower on cost per milligram. Both figures already include each vendor's discount code.
pepstracker (10% 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 | EZ Peptides | Hydro Research | Cheaper |
|---|---|---|---|
| 5-Amino-1MQ | $1.22/mg $61.20 / 50mg | $0.027/mg $161.50 / 6000mg | Hydro Research 98% cheaper |
| NAD+ | $0.122/mg $61.20 / 500mg | $0.076/mg $76.50 / 1000mg | Hydro Research 38% cheaper |
| GHK-Cu | $0.477/mg $47.70 / 100mg | $0.383/mg $38.25 / 100mg | Hydro Research 20% cheaper |
| Klow Blend | $1.10/mg $88.20 / 80mg | $1.59/mg $127.50 / 80mg | EZ Peptides 31% cheaper |
| Glow Blend | $1.13/mg $79.20 / 70mg | $1.15/mg $80.75 / 70mg | EZ Peptides 2% cheaper |
| Tirzepatide | $2.28/mg $136.80 / 60mg | $3.68/mg $221.00 / 60mg | EZ Peptides 38% cheaper |
| Melanotan II | $3.96/mg $39.60 / 10mg | $2.46/mg $24.65 / 10mg | Hydro Research 38% cheaper |
| Melanotan I | $3.96/mg $39.60 / 10mg | $2.46/mg $24.65 / 10mg | Hydro Research 38% cheaper |
| Snap-8 | $3.15/mg $31.50 / 10mg | $2.55/mg $51.00 / 20mg | Hydro Research 19% cheaper |
| MOTS-c | $4.86/mg $48.60 / 10mg | $2.98/mg $29.75 / 10mg | Hydro Research 39% cheaper |
| Semax | $3.96/mg $39.60 / 10mg | $2.98/mg $29.75 / 10mg | Hydro Research 25% cheaper |
| Epithalon | $3.42/mg $34.20 / 10mg | $3.83/mg $38.25 / 10mg | EZ Peptides 11% cheaper |
| Kisspeptin | $3.96/mg $39.60 / 10mg | $3.83/mg $38.25 / 10mg | Hydro Research 3% cheaper |
| Retatrutide | $3.90/mg $187.20 / 48mg | $7.44/mg $297.50 / 40mg | EZ Peptides 48% cheaper |
| BPC-157 | $3.96/mg $39.60 / 10mg | $4.67/mg $46.75 / 10mg | EZ Peptides 15% cheaper |
| BPC-157 + TB-500 Blend | $3.96/mg $79.20 / 20mg | $5.01/mg $50.15 / 10mg | EZ Peptides 21% cheaper |
| Ipamorelin | $3.96/mg $39.60 / 10mg | $5.10/mg $25.50 / 5mg | EZ Peptides 22% cheaper |
| PT-141 (Bremelanotide) | $3.96/mg $39.60 / 10mg | $4.25/mg $42.50 / 10mg | EZ Peptides 7% cheaper |
Neither vendor wins across the board, which is the main takeaway. EZ Peptides is cheaper on 19 of the 31 shared compounds and Hydro Research on 12. 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: EZ Peptides lists around 42 compounds we track versus 38 at Hydro Research. Outside the 31 overlap, only one of them will stock what you need.
EZ Peptides — code pepstracker for 10% 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.
EZ Peptides is cheaper on 19 of the 31 peptides both vendors stock, Hydro Research on 12. Across the compounds where they differ, that is 61% in EZ Peptides's favour. On average cost-per-milligram, EZ Peptides comes out roughly 12% lower. Neither wins everything, so check the specific compound you need.
EZ Peptides uses code pepstracker for 10% 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 31 compounds. EZ Peptides lists roughly 42 tracked compounds and Hydro Research lists about 38. 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 27 vendors in real time, or browse every vendor we track.
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