← PT-141
All PT-141 sellers
As of November 12, 2026, PepAssess found PT-141 at 53 vendors; 32 have a PT-141 lab report the testing lab confirmed on its own records.
Lab-confirmed PT-141 sellers (32)
| Vendor | Purity | Toxicity | Latest | Per mg | Code | Score | |
|---|---|---|---|---|---|---|---|
| BioLongevity Labs | Purity ✓↗ | Toxicity ✓↗ | May 2026 | $9.59/mg | 15% off | 100score | ShopShop ↗ |
 Bench Grade Peptides | Purity ✓↗ | Toxicity ✓↗ | Aug 2026 | $8.50/mg | 10% off | 95score | ShopShop ↗ |
 Retaone Labs | Purity ✓↗ | Toxicity ✓↗ | May 2026 | $2.40/mg | 5% off | 93score | ShopShop ↗ |
 PeakForce Labs | Purity ✓↗ | Toxicity ✓↗ | Jul 2026 | $3.19/mg | 35% off | 92score | ShopShop ↗ |
| Ascension Peptides | Purity ✓↗ | Toxicity ✓↗ | May 2026 | $4.90/mg | 50% off | 90score | ShopShop ↗ |
 Amino Research | Purity ✓↗ | Toxicity ✓↗ | Sep 2026 | $4.00/mg | 20% off | 89score | ShopShop ↗ |
| Rivn Research | Purity ✓↗ | Toxicity ✓↗ | Sep 2026 | $3.60/mg | 15% off | 88score | ShopShop ↗ |
 NOVA Labs | Purity ✓↗ | Toxicity ✓↗ | Sep 2026 | — | 10% off | 88score | ShopShop ↗ |
 Silverstone Labs Co | Purity ✓↗ | Toxicity ✓↗ | Aug 2026 | $2.40/mg | 15% off | 88score | ShopShop ↗ |
 Rebirth Labs | Purity ✓↗ | Toxicity ✓↗ | Sep 2026 | $7.00/mg | 10% off | 84score | ShopShop ↗ |
 Disguised Alpha | Purity ✓↗ | Toxicity ✓↗ | Jun 2026 | $5.00/mg | 10% off | 83score | ShopShop ↗ |
 One Aminos | Purity ✓↗ | Toxicity ✓↗ | Sep 2026 | — | 33% off | 83score | ShopShop ↗ |
 VISTARA LABS | Purity ✓↗ | Toxicity ✓↗ | Sep 2026 | — | 25% off | 83score | ShopShop ↗ |
 Modern Research Peptides | Purity ✓↗ | Toxicity ✓↗ | Jun 2026 | $3.30/mg | 40% off | 82score | ShopShop ↗ |
 BioInfinity | Purity ✓↗ | Toxicity ✓↗ | Feb 2026 | — | 10% off | 81score | ShopShop ↗ |
 Palmetto Peptides | Purity ✓↗ | Toxicity ✓↗ | Aug 2026 | $6/mg | 10% off | 79score | ShopShop ↗ |
 MsAmino | Purity ✓↗ | Toxicity ✓↗ | Aug 2026 | $4.70/mg | 20% off | 78score | ShopShop ↗ |
 Ps Peptides | Purity ✓↗ | Toxicity ✓↗ | — | $4.50/mg | 10% off | 77score | ShopShop ↗ |
 Value Research Labs | Purity ✓↗ | Toxicity ✓↗ | Jun 2026 | $3.00/mg | 20% off | 64score | ShopShop ↗ |
 Lost Coast Aminos | Purity ✓↗ | Toxicity – | Jul 2026 | $2.09/mg | 10% off | 100score | ShopShop ↗ |
 Myoasis Labs | Purity ✓↗ | Toxicity – | Jun 2026 | $3.60/mg | 20% off | 99score | ShopShop ↗ |
 GigaCompounds | Purity – | Toxicity ✓↗ | Aug 2026 | $4/mg | 10% off | 95score | ShopShop ↗ |
 True Peptide Labs | Purity ✓↗ | Toxicity – | May 2026 | $3.60/mg | 35% off | 92score | ShopShop ↗ |
 Peptide Giants | Purity – | Toxicity – | Jul 2026 | $3.20/mg | 5% off | 89score | ShopShop ↗ |
 My Amino Lab | Purity ✓↗ | Toxicity – | Jul 2026 | — | 10% off | 86score | ShopShop ↗ |
 Everest Peptides | Purity ✓↗ | Toxicity – | May 2026 | $3.15/mg | 20% off | 85score | ShopShop ↗ |
 Rejuven8 Peptides | Purity ✓↗ | Toxicity – | Aug 2026 | $3.95/mg | 15% off | 85score | ShopShop ↗ |
 Stack Research | Purity ✓↗ | Toxicity – | Jul 2026 | $5.49/mg | 20% off | 80score | ShopShop ↗ |
 CertaPeptides | Purity – | Toxicity – | — | — | 10% off | 79score | ShopShop ↗ |
 Great Northern Peptides | Purity ✓↗ | Toxicity – | May 2026 | — | 10% off | 76score | ShopShop ↗ |
 Zesty Rat | Purity – | Toxicity – | Jul 2026 | $6.00/mg | 10% off | 75score | ShopShop ↗ |
 Ascend Research | Purity – | Toxicity – | Feb 2026 | $8.00/mg | 10% off | 66score | ShopShop ↗ |
Every PT-141 seller, by Evidence Score (53)
| # | Vendor | Doses (mg) | From | Best $/mg | Evidence score ⓘ | |
|---|---|---|---|---|---|---|
| 1 | — | from $47.97 ↗ | $9.59/mg | 100score | Shop | |
| 2 | — | — | — | 93score | Shop | |
| 3 | 10 | from $50 ↗ | $5/mg | 100score | Shop | |
| 4 | 10 | from $49 ↗ | $4.90/mg | 90score | Shop | |
| 5 | 10 | from $24 ↗ | $2.40/mg | 93score | Shop | |
| 6 | 10 | from $35.99 ↗ | $3.60/mg | 88score | Shop | |
| 7 | 10 | from $85 ↗ | $8.50/mg | 95score | Shop | |
| 8 | 10 | from $39.99 ↗ | $4.00/mg | 89score | Shop | |
| 9 | 10 | from $36 ↗ | $3.60/mg | 99score | Shop | |
| 10 | 10 | from $69.99 ↗ | $7.00/mg | 84score | Shop | |
| 11 | 10 | from $46.99 ↗ | $4.70/mg | 78score | Shop | |
| 12 | — | — | — | 81score | Shop | |
| 13 | 10 | from $31.49 ↗ | $3.15/mg | 85score | Shop | |
| 14 | 11 | from $23 ↗ | $2.09/mg | 100score | Shop | |
| 15 | 10 | from $39.50 ↗ | $3.95/mg | 85score | Shop | |
| 16 | — | from $49.99 ↗ | $5.00/mg | 83score | Shop | |
| 17 | 10 | from $32.99 ↗ | $3.30/mg | 82score | Shop | |
| 18 | 10 | — | — | 88score | Shop | |
| 19 | — | from $24 ↗ | $2.40/mg | 88score | Shop | |
| 20 | — | — | — | 83score | Shop | |
| 21 | 10 | from $54.90 ↗ | $5.49/mg | 80score | Shop | |
| 22 | — | — | — | 86score | Shop | |
| 23 | — | — | — | 81score | Shop | |
| 24 | 10 | from $44.99 ↗ | $4.50/mg | 78score | Shop | |
| 25 | 10 | from $23.17 ↗ | $2.32/mg | 87score | Shop | |
| 26 | 10 | from $32 ↗ | $3.20/mg | 89score | Shop | |
| 27 | 10 | from $29.99 ↗ | $3.00/mg | 64score | Shop | |
| 28 | 10 | from $35 ↗ | $3.50/mg | 88score | Shop | |
| 29 | 10 | from $54.99 ↗ | $5.50/mg | 83score | Shop | |
| 30 | 10, 20 | from $59.99 ↗ | $6.00/mg | 75score | Shop | |
| 31 | 10 | — | — | 84score | Shop | |
| 32 | 10 | from $60 ↗ | $6/mg | 79score | Shop | |
| 33 | 10 | — | — | 76score | Shop | |
| 34 | 10 | — | — | 79score | Shop | |
| 35 | 10 | from $44.99 ↗ | $4.50/mg | 77score | Shop | |
| 36 | 10 | — | — | 83score | Shop | |
| 37 | 10 | from $55.99 ↗ | $5.60/mg | 64score | Shop | |
| 38 | 10 | from $40 ↗ | $4/mg | 72score | Shop | |
| 39 | 10 | from $59.99 ↗ | $6.00/mg | 43score | Shop | |
| 40 | 10 | from $27.99 ↗ | $2.80/mg | 33score | Shop | |
| 41 | — | — | — | 31score | Shop | |
| 42 | 10 | from $59.99 ↗ | $6.00/mg | 16score | Shop | |
| 43 | — | — | — | 21score | Shop | |
| 44 | 10 | from $65.99 ↗ | $6.60/mg | 15score | Shop | |
| 45 | 10 | from $40 ↗ | $4/mg | 95score | Shop | |
| 46 | 10 | from $40 ↗ | $4/mg | 68score | Shop | |
| 47 | 10 | — | — | 76score | Shop | |
| 48 | 10 | from $36 ↗ | $3.60/mg | 92score | Shop | |
| 49 | 10 | from $49.99 ↗ | $5.00/mg | 99score | Shop | |
| 50 | 10 | from $79.95 ↗ | $8.00/mg | 66score | Shop | |
| 51 | 10 | from $24.90 ↗ | $2.49/mg | 63score | Shop | |
| 52 | 10 | from $67.99 ↗ | $6.80/mg | 59score | Shop | |
| 53 | 10 | from $31.85 ↗ | $3.19/mg | 92score | Shop |
Prices come from each vendor's own public store data and may exclude shipping, discounts or bulk pricing. Research-use products; not medical advice.