Amino Science
10 mg vial
- Vendor score
- 89/100
- Effective vial price
- $73.99
- Effective price per mg
- $7.40
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TB-500 is a synthetic peptide product associated with a fragment of thymosin beta-4. It is discussed mainly around tissue-repair and recovery research.
Also known as tb 4 · tb 500 · tb-4 · tb-4 full chain · tb-500 · tb4
Historical market context
Historical market low and median per mg across recorded offers. These market summaries are separate from our exact-product comparisons.
History updated Sep 21, 2026. Vendor coverage, package sizes, product forms and promotions can vary over time. Use exact-product comparisons for current listed prices; historical market prices do not establish vendor trust.
| Date | Low /mg | Median /mg | Vendors | Offers |
|---|---|---|---|---|
| $1.66 | $6.24 | 84 | 139 | |
| $1.66 | $6.24 | 84 | 139 | |
| $1.84 | $6.18 | 81 | 132 | |
| $1.84 | $6.21 | 81 | 132 | |
| $1.84 | $6.22 | 81 | 132 | |
| $1.84 | $6.30 | 80 | 131 | |
| $1.84 | $6.30 | 84 | 130 | |
| $1.84 | $6.30 | 85 | 132 | |
| $1.84 | $6.30 | 85 | 132 | |
| $1.84 | $6.30 | 85 | 132 | |
| $1.84 | $6.30 | 85 | 132 | |
| $1.84 | $6.25 | 86 | 135 | |
| $1.84 | $6.20 | 86 | 133 | |
| $1.84 | $6.20 | 86 | 133 | |
| $1.84 | $6.20 | 86 | 133 | |
| $1.84 | $6.20 | 86 | 133 | |
| $1.84 | $6.14 | 85 | 132 | |
| $1.84 | $6.18 | 85 | 132 | |
| $1.84 | $6.18 | 85 | 132 | |
| $1.84 | $6.18 | 83 | 130 | |
| $1.84 | $6.18 | 83 | 130 | |
| $1.84 | $6.18 | 83 | 130 | |
| $1.84 | $6.18 | 83 | 130 | |
| $1.84 | $6.18 | 82 | 130 | |
| $1.84 | $6.18 | 82 | 130 | |
| $1.84 | $6.18 | 82 | 130 | |
| $3.00 | $6.20 | 81 | 129 | |
| $3.00 | $6.20 | 81 | 129 | |
| $3.00 | $6.20 | 81 | 129 | |
| $3.00 | $6.20 | 81 | 129 | |
| $3.00 | $6.22 | 82 | 130 | |
| $3.00 | $6.25 | 78 | 124 | |
| $3.06 | $6.14 | 74 | 122 | |
| $3.00 | $6.03 | 74 | 121 | |
| $3.00 | $6.00 | 76 | 123 | |
| $3.00 | $6.03 | 76 | 123 | |
| $3.00 | $6.08 | 76 | 124 | |
| $3.00 | $6.14 | 75 | 124 | |
| $3.00 | $6.14 | 75 | 124 | |
| $3.00 | $6.14 | 75 | 124 | |
| $3.00 | $6.16 | 74 | 119 | |
| $3.00 | $6.24 | 71 | 113 | |
| $3.00 | $6.25 | 70 | 112 | |
| $3.00 | $6.12 | 68 | 107 | |
| $3.00 | $6.20 | 66 | 105 | |
| $3.06 | $6.20 | 65 | 105 | |
| $3.06 | $6.18 | 64 | 104 | |
| $3.06 | $6.14 | 60 | 98 | |
| $3.06 | $6.18 | 60 | 98 | |
| $3.06 | $6.16 | 56 | 93 | |
| $3.06 | $6.00 | 52 | 84 | |
| $3.06 | $5.97 | 50 | 82 | |
| $3.06 | $6.12 | 48 | 79 | |
| $3.06 | $6.14 | 47 | 78 | |
| $3.06 | $6.14 | 47 | 78 | |
| $3.06 | $6.14 | 47 | 78 | |
| $3.06 | $6.12 | 46 | 77 | |
| $3.06 | $6.00 | 45 | 75 | |
| $3.06 | $6.00 | 43 | 71 | |
| $3.06 | $6.00 | 43 | 71 | |
| $3.06 | $6.00 | 43 | 71 | |
| $3.06 | $6.00 | 43 | 71 | |
| $3.06 | $5.95 | 43 | 71 | |
| $3.06 | $5.93 | 42 | 70 | |
| $3.06 | $6.00 | 42 | 71 | |
| $3.06 | $5.85 | 41 | 70 | |
| $3.06 | $5.84 | 41 | 70 | |
| $3.06 | $5.82 | 37 | 64 | |
| $3.06 | $5.58 | 36 | 63 | |
| $3.06 | $5.58 | 36 | 63 | |
| $3.06 | $5.45 | 36 | 60 | |
| $2.70 | $5.40 | 35 | 62 | |
| $0.01 | $5.50 | 35 | 62 | |
| $0.04 | $5.50 | 35 | 62 | |
| $0.04 | $5.50 | 35 | 62 | |
| $0.04 | $5.50 | 35 | 62 | |
| $0.04 | $5.50 | 35 | 62 | |
| $0.04 | $5.50 | 35 | 62 | |
| $0.04 | $5.58 | 34 | 61 | |
| $0.04 | $5.80 | 32 | 57 | |
| $0.04 | $5.58 | 32 | 59 | |
| $0.04 | $5.80 | 32 | 59 | |
| $0.04 | $5.80 | 32 | 59 | |
| $0.04 | $5.80 | 32 | 59 | |
| $0.02 | $5.80 | 32 | 59 | |
| $0.02 | $5.80 | 32 | 59 | |
| $0.02 | $5.80 | 32 | 59 | |
| $0.02 | $5.69 | 27 | 52 | |
| $0.02 | $5.80 | 20 | 43 | |
| $0.02 | $5.80 | 23 | 47 | |
| $0.02 | $5.69 | 21 | 44 | |
| $0.02 | $5.83 | 23 | 47 | |
| $0.02 | $5.82 | 21 | 44 | |
| $0.02 | $5.82 | 21 | 46 | |
| $0.02 | $5.95 | 21 | 44 | |
| $0.02 | $5.95 | 21 | 44 | |
| $0.02 | $5.87 | 21 | 44 | |
| $0.02 | $5.87 | 21 | 44 | |
| $0.02 | $5.83 | 20 | 43 | |
| $0.02 | $5.80 | 16 | 39 | |
| $0.02 | $5.80 | 16 | 39 | |
| $0.02 | $5.80 | 17 | 40 | |
| $0.02 | $5.80 | 17 | 40 | |
| $0.02 | $5.80 | 17 | 40 | |
| $0.02 | $5.80 | 21 | 47 | |
| $0.05 | $5.45 | 18 | 40 | |
| $0.02 | $5.01 | 8 | 26 | |
| $6.12 | $6.12 | 1 | 1 |
Research shortlist · Sep 12, 2026
These research selections use the same basis: 10 mg vial. The selections remain from Sep 12, 2026; each price below comes from its dated market observation.
10 mg vial
10 mg vial
10 mg vial
What it is
TB-500 is a synthetic peptide product associated with a fragment of thymosin beta-4. It is discussed mainly around tissue-repair and recovery research.
This label describes the available research record, not whether the compound is safe or effective for an individual.
Research context
The review found research-index records discussing peptide therapies in musculoskeletal settings and a registered study naming a thymosin beta-4 fragment. Human evidence for products sold online as TB-500 remains limited, and findings about full-length thymosin beta-4 should not automatically be transferred to a fragment.
Search indexed research for this compound ↗Market context
TB-500 is commonly sold or discussed for injury recovery, tissue repair, and inflammation research. That describes market demand, not proof that the compound is safe or effective.
Market demand and online discussion do not establish product quality, safety, or effectiveness.Same format. Same amount.
4 of 4 formats had a qualifying research shortlist on Sep 12, 2026. Vendor counts below reflect the available price observations.
Vendor directory
Grades describe the vendor record overall. They are not a test result for every product.
| Vendor | Grade | Compared offers | In stock when checked | Lowest effective package | Profile |
|---|---|---|---|---|---|
| Amino ScienceVendor grade | Grade A- | 1 | 1 | $73.9910 mg vial · compare →Observed Sep 21, 2026 | View → |
| EZ PeptidesVendor grade | Grade A- | 1 | 1 | $43.20Automatic buy x get y free · listed $4810 mg vial · compare →Observed Sep 21, 2026 | View → |
| Nura PeptideVendor grade | Grade A- | Not available | Not available | Not availableNo market observation | View → |
| Peptide PlugsVendor grade | Grade A- | 1 | 1 | $30Automatic buy x get y free · listed $5010 mg vial · compare →Observed Sep 21, 2026 | View → |
| Polaris PeptidesVendor grade | Grade A- | 1 | 1 | $7010 mg vial · compare →Observed Sep 21, 2026 | View → |
| Ascension PeptidesVendor grade | Grade A- | 1 | 1 | $48.60Automatic buy x get y free · listed $545 mg vial · compare →Observed Sep 21, 2026 | View → |
| Forge Performance CoVendor grade | Grade A- | 1 | 1 | $54Automatic quantity fixed amount off · listed $6010 mg vial · compare →Observed Sep 21, 2026 | View → |
| Evolve PeptidesVendor grade | Grade A- | 2 | 2 | $505 mg vial · compare →Observed Sep 21, 2026 | View → |
| GenPeptideVendor grade | Grade A- | 1 | 1 | $38.25Automatic buy x get y free · listed $4510 mg vial · compare →Observed Sep 21, 2026 | View → |
| Orbitrex PeptidesVendor grade | Grade A- | 1 | 1 | $49.9910 mg vial · compare →Observed Sep 21, 2026 | View → |
| Puratek PeptidesVendor grade | Grade A- | Not available | Not available | Not availableNo market observation | View → |
| Southern AminosVendor grade | Grade A- | 1 | 0 | $4510 mg vial · compare →Observed Sep 21, 2026Out of stock when observed | View → |
| Bulk Peptide SupplyVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Voltera SciencesVendor grade | Grade B+ | 1 | 1 | $40.79Automatic percent off · listed $50.9910 mg vial · compare →Observed Sep 21, 2026 | View → |
| Ameano PeptidesVendor grade | Grade B+ | 1 | 1 | $4810 mg vial · compare →Observed Sep 21, 2026 | View → |
| Blue Ridge PeptidesVendor grade | Grade B+ | 1 | 1 | $4510 mg vial · compare →Observed Sep 21, 2026 | View → |
| Glacier AminosVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Panda PeptidesVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Peptide PartnersVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Alpha PepsVendor grade | Grade B+ | 2 | 2 | $5810 mg vial · compare →Observed Sep 21, 2026 | View → |
| Alpha Pro PeptidesVendor grade | Grade B+ | 2 | 2 | $15.75Automatic buy x get y free · listed $34.995 mg vial · compare →Observed Sep 21, 2026 | View → |
| Peptide CraftersVendor grade | Grade B+ | 1 | 1 | $6510 mg vial · compare →Observed Sep 21, 2026 | View → |
| Prime Lab PeptidesVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Oasis PeptidesVendor grade | Grade B+ | 1 | 1 | $48.45Automatic quantity percent off · listed $5710 mg vial · compare →Observed Sep 21, 2026 | View → |
| Oros ResearchVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Core PeptidesVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Licensed PeptidesVendor grade | Grade B+ | 1 | 0 | $584.9510 mg vial · pack of 10 · compare →Observed Sep 21, 2026Out of stock when observed | View → |
| RIVN PeptidesVendor grade | Grade B+ | 1 | 1 | $25Automatic buy x get y free · listed $49.9910 mg vial · compare →Observed Sep 21, 2026 | View → |
| SaiyanMedVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Ignite PeptidesVendor grade | Grade B | 2 | 1 | $32.50Automatic buy x get y free · listed $6510 mg vial · compare →Observed Sep 21, 2026 | View → |
| Simple PeptideVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| TCore BiotechVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Biolongevity LabsVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Coffee and PeppersVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Ion PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Paramount PeptidesVendor grade | Grade B | 2 | 2 | $605 mg vial · compare →Observed Sep 21, 2026 | View → |
| Rescue ResearchVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| RUOVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| NuLife PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Chameleon PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Eternal PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Nation PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Premier Bio LabsVendor grade | Grade A- | 1 | 1 | $637.9910 mg vial · pack of 10 · compare →Observed Sep 21, 2026 | View → |
| Amino AmigosVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Nationwide PeptidesVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| VAYNVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Prime PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| NextGen PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Blank PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Royal PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Vital Core ResearchVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Mile High CompoundsVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| NextechLabsVendor grade | Grade C | 2 | 2 | $48.75Automatic fixed amount off · listed $7510 mg vial · compare →Observed Sep 21, 2026 | View → |
| PeptidologyVendor grade | Grade C | Not available | Not available | Not availableNo market observation | View → |
| Oath ResearchVendor grade | Grade C | Not available | Not available | Not availableNo market observation | View → |
| Swiss ChemsVendor grade | Grade C | 1 | 1 | $254.950.5 mg capsule · pack of 60 · compare →Observed Sep 21, 2026 | View → |
| AIO PeptidesNot enough information to grade | Not enough information to grade | 1 | 1 | $42.24Automatic percent off · listed $52.8010 mg vial · compare →Observed Sep 21, 2026 | View → |
| American Peptide ResearchNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Astro PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Atomik LabzNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Longevity PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Northline LabsNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Nova Life PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Nuscience PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Peptides 4 ResearchNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Pharma Grade PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Planet PeptideNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Pura PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Pure PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Skye PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| TydesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
Sources and review
Last editorial review: Aug 30, 2026. Sources support the compound guide only and do not affect vendor grades.