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Loti Labs vs PeptiSlim
Head-to-head on 14 shared peptides: Loti Labs is cheaper on 10, PeptiSlim on 3, 1 tied. Average price gap 41% — compared Oct 26, 2026.
- Catalog
- 26 peptides
- In stock (shared)
- 14
- Last checked
- Oct 26, 2026(updated today)
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- Catalog
- 15 peptides
- In stock (shared)
- 14
- Last checked
- Oct 26, 2026(updated today)
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 — 14 shared peptides
Prices last checked Oct 26, 2026| Peptide | Loti Labs | PeptiSlim | Δ $/mg |
|---|---|---|---|
| AOD-9604 | $10.00/mgcheaper 5mg · $49.99 | $30.00/mg 5mg · $150.00 | 67% |
| BPC-157 | $10.00/mgcheaper 5mg · $49.99 | $15.00/mg 10mg · $150.00 | 33% |
| CJC-1295 | $14.99/mgcheaper 2mg · $29.99 | $25.00/mg 10mg · $250.00 | 40% |
| GHK-Cu | $1.00/mg 50mg · $49.99 | $1.00/mg 100mg · $100.00 | — |
| GHRP-6 | $5.00/mgcheaper 5mg · $24.99 | $9.50/mg 10mg · $95.00 | 47% |
| GLOW | $2.14/mgcheaper 70mg · $149.99 | $5.14/mg 70mg · $360.00 | 58% |
| Hexarelin | $14.99/mgcheaper 2mg · $29.99 | $30.00/mg 5mg · $150.00 | 50% |
| IGF-1 LR3 | $79.99/mgcheaper 1mg · $79.99 | $350.00/mg 1mg · $350.00 | 77% |
| Ipamorelin | $12.49/mg 2mg · $24.99 | $12.00/mgcheaper 5mg · $60.00 | 4% |
| Selank | $5.00/mgcheaper 10mg · $49.99 | $12.00/mg 10mg · $120.00 | 58% |
| Semaglutide | $11.00/mg 5mg · $54.99 | $7.33/mgcheaper 30mg · $220.00 | 33% |
| Sermorelin | $14.99/mgcheaper 2mg · $29.99 | $20.00/mg 10mg · $200.00 | 25% |
| Tesamorelin | $8.00/mgcheaper 10mg · $79.99 | $30.00/mg 5mg · $150.00 | 73% |
| Tirzepatide | $5.80/mg 50mg · $289.99 | $5.50/mgcheaper 60mg · $330.00 | 5% |
Best available size tier per vendor, normalized to $/mg; in-stock tiers preferred. How prices are collected →
Third-party purity data
On file: Loti Labs — 25 results (Peptigrity ×19 · Finnrick ×6) · PeptiSlim — 5 results (Finnrick ×5).
Common questions
Is Loti Labs or PeptiSlim cheaper?
Across 14 peptides both vendors sell, Loti Labs has the lower $/mg price on 10 and PeptiSlim on 3 (1 tied). The average per-peptide price gap is 41%. The table above compares each vendor's best size tier on a $/mg basis.
Do Loti Labs and PeptiSlim have third-party lab tests?
Loti Labs has 25 third-party results on file (Peptigrity ×19 · Finnrick ×6); PeptiSlim has 5 (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 Loti Labs and PeptiSlim both sell?
Both vendors list 14 of the same peptides, including AOD-9604, BPC-157, CJC-1295, GHK-Cu, GHRP-6 and 9 more. Loti Labs tracks 26 peptides total on PepVendors; PeptiSlim tracks 15.