TB-500 10 mg vial
- Peptide Plugs$35Listed priceCOA tested Aug 30, 2026
- Ameano Peptides$48Listed price · deal not verifiedCOA tested Jul 2, 2026
- EZ Peptides$48Listed price · deal not verifiedCOA tested Jul 2, 2026
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
Current picks · Nov 14, 2026
Up to three of the lowest effective prices per exact product among vendors that passed the trust floor, were in stock and checked within 72 hours, and have a COA on file for that product and strength tested within 12 months. Affiliate relationships never affect picks or their order.
Same format. Same amount.
2 of 4 exact products have at least one pick. Vendor counts reflect the current price observations. Testing records for every vendor and strength: TB-500 COAs →
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 | |
| $1.84 | $6.18 | 85 | 132 | |
| $3.06 | $6.16 | 56 | 93 | |
| $0.04 | $5.58 | 32 | 59 |
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.Vendor directory
Grades describe the vendor record overall, not a test of every product. Lowest prices are effective single-package prices across formats; open a comparison for the exact product.
| Vendor | Grade | Offers | In stock | Lowest effective package |
|---|---|---|---|---|
| Amino Science | Grade A- | 1 | 1 | $77.99 · 10 mg vialObserved Nov 14, 2026 |
| EZ Peptides | Grade A- | 1 | 1 | $48 · 10 mg vialObserved Nov 14, 2026 |
| Peptide Plugs | Grade A- | 1 | 1 | $35 · 10 mg vialObserved Nov 14, 2026 |
| Polaris Peptides | Grade A- | 1 | 1 | $70 · 10 mg vialObserved Nov 14, 2026 |
| Ascension Peptides | Grade A- | 1 | 1 | $54 · 5 mg vialObserved Nov 14, 2026 |
| Forge Performance Co | Grade A- | 1 | 1 | $60 · 10 mg vialEarlier observation Sep 27, 2026 |
| Evolve Peptides | Grade A- | 2 | 2 | $44.90 · 5 mg vialObserved Nov 14, 2026 |
| GenPeptide | Grade A- | 1 | 1 | $45 · 10 mg vialEarlier observation Oct 20, 2026 |
| Orbitrex Peptides | Grade A- | 1 | 1 | $49.99 · 10 mg vialObserved Nov 14, 2026 |
| Southern Aminos | Grade A- | 1 | 1 | $33 · 10 mg vialEarlier observation Nov 2, 2026 |
| Bulk Peptide Supply | Grade B+ | 2 | 2 | $25 · 10 mg vialObserved Nov 14, 2026 |
| Voltera Sciences | Grade B+ | 1 | 1 | $50.99 · 10 mg vialObserved Nov 14, 2026 |
| Ameano Peptides | Grade B+ | 1 | 1 | $48 · 10 mg vialObserved Nov 14, 2026 |
| Blue Ridge Peptides | Grade B+ | 1 | 1 | $45 · 10 mg vialObserved Nov 14, 2026 |
| Glacier Aminos | Grade B+ | 1 | 1 | $54.99 · 10 mg vialObserved Nov 14, 2026 |
| Alpha Peps | Grade B+ | 2 | 2 | $58 · 10 mg vialObserved Nov 14, 2026 |
| Alpha Pro Peptides | Grade B+ | 2 | 2 | $23 · 5 mg vialObserved Nov 14, 2026 |
| Peptide Crafters | Grade B+ | 1 | 1 | $60 · 10 mg vialEarlier observation Nov 1, 2026 |
| Prime Lab Peptides | Grade B+ | 2 | 2 | $45 · 5 mg vialEarlier observation Oct 28, 2026 |
| Oasis Peptides | Grade B+ | 1 | 1 | $57 · 10 mg vialObserved Nov 14, 2026 |
| Licensed Peptides | Grade B+ | 1 | 0 | $584.95 · 10 mg vial · pack of 10Observed Nov 14, 2026 · out of stock |
| RIVN Peptides | Grade B+ | 1 | 0 | $49.99 · 10 mg vialObserved Nov 14, 2026 · out of stock |
| Ignite Peptides | Grade B | 2 | 1 | $32.50 · 10 mg vialObserved Nov 14, 2026 |
| Biolongevity Labs | Grade B | 1 | 1 | $164.97 · 10 mg vialObserved Nov 14, 2026 |
| Coffee and Peppers | Grade B | 1 | 1 | $54.99 · 10 mg vialEarlier observation Oct 4, 2026 |
| Paramount Peptides | Grade B | 2 | 2 | $60 · 5 mg vialObserved Nov 14, 2026 |
| Rescue Research | Grade B | 1 | 0 | $62.99 · 10 mg vialEarlier observation Oct 18, 2026 · out of stock |
| NuLife Peptides | Grade B | 1 | 1 | $55 · 10 mg vialEarlier observation Oct 17, 2026 |
| Premier Bio Labs | Grade A- | 1 | 1 | $637.99 · 10 mg vial · pack of 10Earlier observation Sep 21, 2026 |
| Amino Amigos | Grade B+ | 1 | 1 | $39 · 5 mg vialEarlier observation Nov 13, 2026 |
| NextechLabs | Grade C | 2 | 2 | $75 · 10 mg vialEarlier observation Oct 4, 2026 |
| Swiss Chems | Grade C | 1 | 1 | $149.99 · 0.5 mg capsule · pack of 60Observed Nov 14, 2026 |
| AIO Peptides | Not graded | 1 | 1 | $52.80 · 10 mg vialObserved Nov 14, 2026 |
| Nova Life Peptides | Not graded | 1 | 1 | $55 · 10 mg vialObserved Nov 14, 2026 |
| Nuscience Peptides | Not graded | 1 | 1 | $39.99 · 10 mg vialObserved Nov 14, 2026 |
| Peptides 4 Research | Not graded | 2 | 2 | $45 · 5 mg vialObserved Nov 14, 2026 |
| Pharma Grade Peptides | Not graded | 1 | 1 | $69.99 · 10 mg vialObserved Nov 14, 2026 |
| Pura Peptides | Not graded | 1 | 1 | $44.99 · 10 mg vialObserved Nov 14, 2026 |
| Pure Peptides | Not graded | 1 | 1 | $75 · 10 mg vialObserved Nov 14, 2026 |
32 tracked vendors list TB-500 without a current offer: Nura Peptide (Grade A-), Puratek Peptides (Grade A-), Panda Peptides (Grade B+), Peptide Partners (Grade B+), Oros Research (Grade B+), Core Peptides (Grade B+), SaiyanMed (Grade B+), Simple Peptide (Grade B), TCore Biotech (Grade B), Ion Peptides (Grade B), RUO (Grade B), Chameleon Peptides (Grade B), Eternal Peptides (Grade B), Nation Peptides (Grade B), Nationwide Peptides (Grade B+), VAYN (Grade B), Prime Peptides (Grade B), NextGen Peptides (Grade B), Blank Peptides (Grade B), Royal Peptides (Grade B), Vital Core Research (Grade B), Mile High Compounds (Grade B), Peptidology (Grade C), Oath Research (Grade C), American Peptide Research (Not graded), Astro Peptides (Not graded), Atomik Labz (Not graded), Longevity Peptides (Not graded), Northline Labs (Not graded), Planet Peptide (Not graded), Skye Peptides (Not graded), Tydes (Not graded).
Sources and review
Last editorial review: Aug 30, 2026. Sources support the compound guide only and do not affect vendor grades.