For laboratory research use only — not for human consumption. This page is informational and does not constitute medical advice.
Behemoth Labz vs Simple Peptide
Head-to-head on 13 shared peptides: Behemoth Labz is cheaper on 1, Simple Peptide on 12. Average price gap 55% — compared Mar 20, 2026.
- Catalog
- 19 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
- 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 Mar 20, 2026| Peptide | Behemoth Labz | Simple Peptide | Δ $/mg |
|---|---|---|---|
| AOD-9604 | $12.27/mg 10mg · $122.66 | $9.00/mgcheaper 5mg · $45.00 | 27% |
| BPC-157 | $9.06/mg 10mg · $90.62 | $5.00/mgcheaper 15mg · $75.00 | 45% |
| DSIP | $11.30/mg 5mg · $56.48 | $7.00/mgcheaper 5mg · $35.00 | 38% |
| Ipamorelin | $22.59/mg 5mg · $112.94 | $6.50/mgcheaper 10mg · $65.00 | 71% |
| PEG-MGF | $44.23/mg 2mg · $88.46 | $19.50/mgcheaper 2mg · $39.00 | 56% |
| PT-141 | $10.72/mg 10mg · $107.22 | $4.50/mgcheaper 10mg · $45.00 | 58% |
| Retatrutide | $37.73/mg 10mg · $377.32 | $9.35/mgcheaper 48mg · $449.00 | 75% |
| Semaglutide | $37.63/mg 10mg · $376.28 | $6.51/mgcheaper 10mg · $65.10 | 83% |
| Sermorelin | $12.89/mg 10mg · $128.87 | $7.90/mgcheaper 10mg · $79.00 | 39% |
| TB-500 | $19.44/mg 10mg · $194.38 | $6.50/mgcheaper 10mg · $65.00 | 67% |
| Tesamorelin | $16.29/mg 20mg · $325.71 | $7.50/mgcheaper 10mg · $75.00 | 54% |
| Thymosin Alpha-1 | $6.52/mgcheaper 50mg · $326.04 | $8.60/mg 10mg · $86.00 | 24% |
| Tirzepatide | $34.19/mg 10mg · $341.88 | $6.51/mgcheaper 10mg · $65.10 | 81% |
Best available size tier per vendor, normalized to $/mg; in-stock tiers preferred. How prices are collected →
Third-party purity data
No peptides tested by third-party labs at both vendors yet. Each vendor’s full test history is on its vendor page.
On file: Behemoth Labz — 0 results · Simple Peptide — 24 results (Peptigrity ×10 · Disclosed Labs ×9 · Finnrick ×5).
Common questions
Is Behemoth Labz or Simple Peptide cheaper?
Across 13 peptides both vendors sell, Behemoth Labz has the lower $/mg price on 1 and Simple Peptide on 12. The average per-peptide price gap is 55%. The table above compares each vendor's best size tier on a $/mg basis.
Do Behemoth Labz and Simple Peptide have third-party lab tests?
Behemoth Labz has 0 third-party results on file; 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 Behemoth Labz and Simple Peptide both sell?
Both vendors list 13 of the same peptides, including AOD-9604, BPC-157, DSIP, Ipamorelin, PEG-MGF and 8 more. Behemoth Labz tracks 19 peptides total on PepVendors; Simple Peptide tracks 14.