Welli Labs Review 2026
Independent review of Welli Labs — a research peptide supplier carrying 28 compounds. Certificate of Analysis provided.
At a Glance
Pros & Cons
- ✓Certificate of Analysis (COA) provided for all products
- ✗No independent third-party verification
- ✗No discount code currently available
Verdict
Welli Labs is a research peptide supplier carrying 28 compounds, with Certificate of Analysis documentation available. Use the price comparison table above to check current pricing and stock before ordering.
Price Comparison — 28 Compounds
| Compound | Category | Sizes | Best Price | Per mg | Stock |
|---|---|---|---|---|---|
| GHK-Cu | Appearance | 100mg, 50mg | $26.99 | $0.35/mg | ✗ Out of Stock |
| GLOW | Appearance | 1 vial | $64.99 | $64.99/mg | ✓ In Stock |
| Glutathione | Appearance | 1500mg | $48.99 | $0.03/mg | ✗ Out of Stock |
| KLOW | Appearance | 80mg, 80mg GHK | $89.99 | $1.12/mg | ✓ In Stock |
| Melanotan I (MT-1) | Appearance | 10mg | $25.99 | $2.60/mg | ✓ In Stock |
| Melanotan II | Appearance | 10mg | $24.99 | $2.50/mg | ✓ In Stock |
| PT-141 | Appearance | 10mg | $28.99 | $2.90/mg | ✗ Out of Stock |
| DSIP | Cognitive | 5mg | $25.99 | $5.20/mg | ✗ Out of Stock |
| Oxytocin | Cognitive | 10mg | $54.99 | $5.50/mg | ✓ In Stock |
| Selank | Cognitive | 10mg | $29.99 | $3.00/mg | ✓ In Stock |
| Semax | Cognitive | 10mg | $29.99 | $3.00/mg | ✓ In Stock |
| Bacteriostatic Water (BAC Water) | Essentials | 3ml | $4.49 | $1.50/mg | ✗ Out of Stock |
| CJC-1295 | GH Research compounds | 5mg | $32.99 | $6.60/mg | ✓ In Stock |
| Ipamorelin | GH Research compounds | 10mg (5/5), 10mg ipa | $44.99 | $4.50/mg | ✓ In Stock |
| Sermorelin | GH Research compounds | 9mg | $54.99 | $6.11/mg | ✓ In Stock |
| Tesamorlin | GH Research compounds | 10mg | $49.99 | $5.00/mg | ✓ In Stock |
| Tesamorlin + Ipamorelin | GH Research compounds | 13mg/3mg | $89.99 | $6.92/mg | ✓ In Stock |
| BPC-157 | Healing | 10mg | $27.99 | $2.80/mg | ✗ Out of Stock |
| BPC-157 / TB-500 (Wolverine) | Healing | 20mg, 10mg | $42.99 | $4.30/mg | ✓ In Stock |
| KPV | Healing | 10mg | $28.99 | $2.90/mg | ✓ In Stock |
| TB-500 | Healing | 10mg | $34.99 | $3.50/mg | ✓ In Stock |
| Thymosin Alpha-1 | Immune | 1mg | $39.99 | $39.99/mg | ✗ Out of Stock |
| Epithalon | Longevity | 10mg | $27.99 | $2.80/mg | ✓ In Stock |
| MOTS-C | Metabolic | 10mg, 20mg | $29.99 | $2.65/mg | ✓ In Stock |
| NAD+ | Metabolic | 500mg, 1000mg | $44.99 | $0.09/mg | ✓ In Stock |
| Retatrutide (GLP-3 RT) | Metabolic | 10mg, 15mg, 20mg, 30mg, 50mg | $54.50 | $3.80/mg | ✓ In Stock |
| Semaglutide | Metabolic | 5mg, 10mg | $56.99 | $5.70/mg | ✓ In Stock |
| Tirzepatide (GLP-2 TZ) | Metabolic | 20mg, 30mg, 40mg, 60mg, 100mg | $69.99 | $2.08/mg | ✓ In Stock |
Prices updated regularly. Always confirm current price on Welli Labs's site before ordering.
Verification & Quality
Certificate of Analysis (COA)
Welli Labs provides a Certificate of Analysis for their products, documenting purity, identity, and potency testing results. COA documentation is a baseline quality requirement for legitimate research peptide suppliers.
Third-Party Testing
Welli Labs conducts in-house quality testing. While in-house testing can be rigorous, third-party independent verification provides an additional layer of accountability. Consider requesting COA documentation directly.
Frequently Asked Questions
Is Welli Labs legit?
Welli Labs is a verified research peptide supplier that provides a Certificate of Analysis (COA) for their products. They carry 28 research compounds. As with any supplier, always review the COA and confirm product specifications before ordering. All suppliers listed on Best Pep Prices have been reviewed for basic quality standards.
Does Welli Labs have a discount code?
Welli Labs does not currently have a publicly listed discount code on Best Pep Prices. Check their website directly or sign up for their newsletter for any ongoing promotions or first-order discounts.
What peptides does Welli Labs carry?
Welli Labs carries 28 research compounds across 8 categories. Their catalog includes Bacteriostatic Water (BAC Water), Retatrutide (GLP-3 RT), Tirzepatide (GLP-2 TZ), Tesamorlin, GHK-Cu, BPC-157, TB-500, Ipamorelin, and 20 additional compounds. Use the price comparison table above to view all available sizes and current pricing.
How fast does Welli Labs ship?
Shipping times from Welli Labs vary depending on your location and the shipping method selected at checkout. Most domestic US orders typically arrive within 3–7 business days. Visit Welli Labs's website directly for current shipping policies, available carriers, and estimated transit times.
Popular Compounds from Welli Labs
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