For laboratory research use only — not for human consumption. This page is informational and does not constitute medical advice.
Hydro Research vs Simple Peptide
Head-to-head on 13 shared peptides: Hydro Research is cheaper on 7, Simple Peptide on 4, 2 tied. Average price gap 18% — compared Oct 23, 2026.
- Catalog
- 25 peptides
- In stock (shared)
- 13
- Last checked
- Oct 23, 2026(updated 3d ago)
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- Catalog
- 14 peptides
- In stock (shared)
- 13
- Last checked
- Mar 20, 2026(stale · 220d old)
Some outbound links are affiliate links — we may earn a commission on purchases made through them. It never affects rankings, prices, or purity data. How we make money
Price comparison — 13 shared peptides
Prices last checked Oct 23, 2026| Peptide | Hydro Research | Simple Peptide | Δ $/mg |
|---|---|---|---|
| AOD-9604 | $7.00/mgcheaper 50mg · $350.00 | $9.00/mg 5mg · $45.00 | 22% |
| BPC-157 | $6.50/mg 10mg · $65.00 | $5.00/mgcheaper 15mg · $75.00 | 23% |
| DSIP | $9.00/mg 5mg · $45.00 | $7.00/mgcheaper 5mg · $35.00 | 22% |
| GHK-Cu | $0.55/mg 100mg · $55.00 | $0.55/mg 100mg · $55.00 | — |
| Ipamorelin | $6.00/mgcheaper 5mg · $30.00 | $6.50/mg 10mg · $65.00 | 8% |
| PT-141 | $5.00/mg 10mg · $50.00 | $4.50/mgcheaper 10mg · $45.00 | 10% |
| Retatrutide | $8.75/mgcheaper 40mg · $350.00 | $9.35/mg 48mg · $449.00 | 6% |
| Semaglutide | $9.80/mg 50mg · $490.00 | $6.51/mgcheaper 10mg · $65.10 | 34% |
| Sermorelin | $6.40/mgcheaper 10mg · $64.00 | $7.90/mg 10mg · $79.00 | 19% |
| TB-500 | $6.50/mg 10mg · $65.00 | $6.50/mg 10mg · $65.00 | — |
| Tesamorelin | $5.50/mgcheaper 10mg · $55.00 | $7.50/mg 10mg · $75.00 | 27% |
| Thymosin Alpha-1 | $6.50/mgcheaper 10mg · $65.00 | $8.60/mg 10mg · $86.00 | 24% |
| Tirzepatide | $4.17/mgcheaper 300mg · $1250.00 | $6.51/mg 10mg · $65.10 | 36% |
Best available size tier per vendor, normalized to $/mg; in-stock tiers preferred. How prices are collected →
Third-party purity data
On file: Hydro Research — 21 results (Peptigrity ×16 · Disclosed Labs ×5) · Simple Peptide — 24 results (Peptigrity ×10 · Disclosed Labs ×9 · Finnrick ×5).
Common questions
Is Hydro Research or Simple Peptide cheaper?
Across 13 peptides both vendors sell, Hydro Research has the lower $/mg price on 7 and Simple Peptide on 4 (2 tied). The average per-peptide price gap is 18%. The table above compares each vendor's best size tier on a $/mg basis.
Do Hydro Research and Simple Peptide have third-party lab tests?
Hydro Research has 21 third-party results on file (Peptigrity ×16 · Disclosed Labs ×5); Simple Peptide has 24 (Peptigrity ×10 · Disclosed Labs ×9 · Finnrick ×5). Independent labs test samples bought from vendors and publish HPLC purity — grade A (≥98%) is the research-use baseline.
How many peptides do Hydro Research and Simple Peptide both sell?
Both vendors list 13 of the same peptides, including AOD-9604, BPC-157, DSIP, GHK-Cu, Ipamorelin and 8 more. Hydro Research tracks 25 peptides total on PepVendors; Simple Peptide tracks 14.