TB-500
A synthetic peptide corresponding to a segment of thymosin beta-4, a 43-amino-acid protein. Listed by most suppliers as a lyophilized powder in 5 mg and 10 mg vials.
Price by size
| Size | Listings | Median price | Lowest price | Lowest at | Median $/mg |
|---|---|---|---|---|---|
| 5 mg | 30 | $48.49 | $22.80 | Trident Peptide UK | $9.70 |
| 10 mg | 30 | $72.50 | $31.32 | Alpha Peptides | $7.25 |
All listings
| Supplier | Score | Listing | Size | Price | $/mg | COA on page | |
|---|---|---|---|---|---|---|---|
| 63/100 | TB4 10mg (10 vials/Kit) | 100 mg | $251 10 units · $25.10 each | $2.51 | No | View listing | |
| Alpha Labs Peptides | 68/100 | TB-500 (10mg) (10 Vials) | 10 mg | $280 10 units · $28.00 each | $2.80 | Yes | View listing |
| 71/100 | TB-500 – MG Amount: 10 MG | 10 mg | $31.32 | $3.13 | Yes | View listing | |
| Alpha Labs Peptides | 68/100 | TB-500 (10mg) | 10 mg | $34.99 | $3.50 | Yes | View listing |
| 59/100 | TB-500 (Thymosin Beta-4) – Tb-500-thymosin-beta-4: 10mg 1 vial | 10 mg | $42.36 | $4.24 | No | View listing | |
| 59/100 | TB-500 (Thymosin Beta-4) – Tb-500-thymosin-beta-4: 10mg 10 vials | 100 mg | $426 10 units · $42.63 each | $4.26 | No | View listing | |
| Trident Peptide UK | 29/100 | TB-500 5mg | 5 mg | $22.80 | $4.56 | No | View listing |
| 22/100 | TB-500 | 10 mg | $47.99 | $4.80 | No | View listing | |
| 23/100 | TB-500 (Thymosin Beta-4)(43 aa) - 25 mg | 25 mg | $129 | $5.16 | No | View listing | |
| 22/100 | TB-500 | 5 mg | $25.99 | $5.20 | No | View listing | |
| 50/100 | TB500 10mg | 10 mg | $54.60 | $5.46 | No | View listing | |
| 39/100 | BULK PACK TB-500 (Thymosin Beta-4) (43 AA) – 10mg (10 VIALS) | 10 mg | $585 10 units · $58.50 each | $5.85 | Yes | View listing | |
| 84/100 | TB-500 (Thymosin Beta-4) 10mg (10 vials) | 100 mg | $585 10 units · $58.50 each | $5.85 | Yes | View listing | |
| 84/100 | TB-500 (Thymosin Beta-4) 10mg - 10mg, 10 pack | 100 mg | $585 10 units · $58.50 each | $5.85 | No | View listing | |
| 15/100 | TB-500 (Thymosin Beta-4) - 10MG | 10 mg | $59.00 | $5.90 | No | View listing | |
| 36/100 | TB-500 – Thymosin Beta-4 (10mg) | 10 mg | $60.00 | $6.00 | No | View listing | |
| 72/100 | TB-500 (Thymosin Beta-4) 10mg | 10 mg | $59.95 | $6.00 | Yes | View listing | |
| 62/100 | TB-500 Peptide (TB4) 10MG | 10 mg | $62.00 | $6.20 | Yes | View listing | |
| 76/100 | Thymosin Beta 4 (TB500) (20mg) | 20 mg | $125 | $6.25 | No | View listing | |
| 48/100 | TB-500 Thymosin Beta 4 5mg (USA) | 5 mg | $31.99 | $6.40 | No | View listing | |
| 39/100 | TB-500 (Thymosin Beta-4) (43 AA) – 20mg | 20 mg | $130 | $6.50 | Yes | View listing | |
| 39/100 | TB-500 (Thymosin Beta-4) (43 AA) – 10mg | 10 mg | $65.00 | $6.50 | Yes | View listing | |
| Prime Peptides | 59/100 | TB-500 (TB4) - 10mg | 10 mg | $65.00 | $6.50 | Yes | View listing |
| 41/100 | TB500 Peptide Vial – 10mg vial | 10 mg | $66.22 | $6.62 | No | View listing | |
| 76/100 | Thymosin Beta 4 (TB500) (10mg) | 10 mg | $68.00 | $6.80 | Yes | View listing | |
| 15/100 | TB-500 (Thymosin Beta-4) - 5MG | 5 mg | $34.00 | $6.80 | No | View listing | |
| 23/100 | TB-500 (Thymosin Beta-4)(43 aa) - 10 mg | 10 mg | $69.00 | $6.90 | No | View listing | |
| 26/100 | TB-500 10mg | 10 mg | $70.00 | $7.00 | No | View listing | |
| 59/100 | TB-500 (Thymosin Beta-4) – Tb-500-thymosin-beta-4: 5mg 10 vials | 50 mg | $352 10 units · $35.16 each | $7.03 | No | View listing | |
| 59/100 | TB-500 (Thymosin Beta-4) – Tb-500-thymosin-beta-4: 5mg 1 vial | 5 mg | $35.16 | $7.03 | No | View listing | |
| 84/100 | TB-500 (Thymosin Beta-4) 10mg - 10mg, 5 pack | 50 mg | $355 5 units · $70.93 each | $7.09 | No | View listing | |
| 41/100 | TB500 Peptide Vial – 5mg vial | 5 mg | $35.56 | $7.11 | No | View listing | |
| 55/100 | TB500 Peptide - Research-Grade Thymosin Beta-4 - 5mg | 10mg - 10mg | 10 mg | $74.99 | $7.50 | No | View listing | |
| 64/100 | TB-500 (Thymosin Beta-4) 5mg | 5 mg | $38.00 | $7.60 | Yes | View listing | |
| 50/100 | TB500 5mg | 5 mg | $38.09 | $7.62 | No | View listing | |
| 50/100 | TB500 (TB4 – Thymosin Beta-4) 10mg | 10 mg | $76.19 | $7.62 | No | View listing | |
| 41/100 | TB500 Peptide Vial – 10mg vial kit_bac water & needles | 10 mg | $77.62 | $7.76 | No | View listing | |
| 41/100 | TB500 Pre-Mixed Pen 5mg Peptide – Cartridge: 1 pre-mixed cartridge | 5 mg | $38.84 | $7.77 | No | View listing | |
| 34/100 | TB-500 5mg | Amino Asylum Research Peptide | 5 mg | $39.99 | $8.00 | No | View listing | |
| 55/100 | TB500 Peptide - Research-Grade Thymosin Beta-4 - 5mg | 10mg - 5mg | 5 mg | $39.99 | $8.00 | No | View listing | |
| 84/100 | TB-500 (Thymosin Beta-4) 10mg - 10mg, 3 pack | 30 mg | $250 3 units · $83.38 each | $8.34 | No | View listing | |
| 50/100 | Thymosin Beta 4 5mg TB500 | 5 mg | $41.91 | $8.38 | Yes | View listing | |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE 2MG/5MG/10MG VIAL - 10 Milligrams Vial | 10 mg | $85.99 | $8.60 | No | View listing | |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE - 10 Milligrams Vial | 10 mg | $85.99 | $8.60 | No | View listing | |
| 59/100 | THYMOSIN BETA-4 (Tβ4) PEPTIDE LIQUID SPRAY 30ML BOTTLE (500MCG/ML, 15MG TOTAL) | 15 mg | $130 | $8.67 | No | View listing | |
| 41/100 | TB500 Peptide Vial – 2mg vial | 2 mg | $17.40 | $8.70 | No | View listing | |
| Blue Sky Peptide | 56/100 | Thymosin Beta 4 (TB500) 5mg | 5 mg | $43.97 | $8.79 | No | View listing |
| 74/100 | TB-500 5mg | 5 mg | $44.95 | $8.99 | No | View listing | |
| 74/100 | TB-500 10mg | 10 mg | $89.95 | $9.00 | No | View listing | |
| 70/100 | TB-500 (10mg) | 10 mg | $90.00 | $9.00 | Yes | View listing | |
| 41/100 | TB500 Peptide Vial – 5mg vial kit_bac water & needles | 5 mg | $46.96 | $9.39 | No | View listing | |
| 50/100 | TB500 (TB4 – Thymosin Beta-4) 5mg | 5 mg | $46.98 | $9.40 | No | View listing | |
| Blue Sky Peptide | 56/100 | Thymosin Beta 4 (TB500) 2mg | 2 mg | $19.77 | $9.89 | No | View listing |
| 58/100 | TB-500 5mg (Thymosin Beta 4 Fragment) | 5 mg | $49.99 | $10.00 | No | View listing | |
| 32/100 | Thymosin Beta-4 (TB-500) 10mg | 10 mg | $99.99 | $10.00 | Yes | View listing | |
| 70/100 | TB-500 (5mg) | 5 mg | $50.00 | $10.00 | No | View listing | |
| 84/100 | TB-500 (Thymosin Beta-4) 10mg - 10mg, 1 pack | 10 mg | $99.99 | $10.00 | No | View listing | |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE LIQUID SPRAY 15ML BOTTLE - 10mg Liquid Spray Solution 15mL Bottle | 10 mg | $101 | $10.10 | No | View listing | |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE - 1 (10mg) Peptide Vial With Liquid Spray Solution | 10 mg | $101 | $10.10 | No | View listing | |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE 2MG/5MG/10MG VIAL - 5 Milligrams Vial | 5 mg | $50.99 | $10.20 | No | View listing | |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE - 5 Milligrams Vial | 5 mg | $50.99 | $10.20 | No | View listing | |
| American Research Pens | 43/100 | TB-500 10 mg | 10 mg | $105 | $10.50 | No | View listing |
| Enhanced Peptides | 39/100 | Thymosin Beta 4 (TB500) - 10mg | 10 mg | $105 | $10.50 | No | View listing |
| 50/100 | Thymosin Beta 4 2mg (TB500) | 2 mg | $21.53 | $10.77 | Yes | View listing | |
| Ascension Peptides | 77/100 | TB-500 (5MG) | 5 mg | $54.00 | $10.80 | Yes | View listing |
| 59/100 | TB-500 (Thymosin Beta-4) – Tb-500-thymosin-beta-4: 2mg 1 vial | 2 mg | $23.96 | $11.98 | No | View listing | |
| 44/100 | Thymosin Beta-4 — Full-Length (43 aa; TB-500) 5mg | 5 mg | $59.99 | $12.00 | No | View listing | |
| 76/100 | Thymosin Beta 4 (TB500) (5mg) | 5 mg | $60.00 | $12.00 | Yes | View listing | |
| 65/100 | TB-500 (Thymosin Beta-4) (10mg) | 10 mg | $124 | $12.40 | Yes | View listing | |
| Enhanced Peptides | 39/100 | Thymosin Beta 4 (TB500) - 5mg | 5 mg | $65.00 | $13.00 | No | View listing |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE LIQUID SPRAY 15ML BOTTLE - 5mg Liquid Spray Solution 15mL Bottle | 5 mg | $65.99 | $13.20 | No | View listing | |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE - 1 (5mg) Peptide Vial With Liquid Spray Solution | 5 mg | $65.99 | $13.20 | No | View listing | |
| 59/100 | TB-500 (Thymosin Beta-4) – Tb-500-thymosin-beta-4: 2mg 10 vials | 20 mg | $270 10 units · $26.96 each | $13.48 | No | View listing | |
| Sports Technology Labs | 70/100 | TB-500 5 mg | 5 mg | $69.99 | $14.00 | Yes | View listing |
| 74/100 | TB-500 (Thymosin Beta 4) - 5MG / 10MG - 10mg | 10 mg | $140 | $14.00 | Yes | View listing | |
| 41/100 | TB500 Peptide Vial – 2mg vial kit_bac water & needles | 2 mg | $28.80 | $14.40 | No | View listing | |
| 65/100 | TB-500 (Thymosin Beta-4) (5mg) | 5 mg | $72.00 | $14.40 | Yes | View listing | |
| 41/100 | TB500 Pre-Mixed Pen 5mg Peptide – Cartridge: 1 Pre Mixed Cartridge and Kit | 5 mg | $73.13 | $14.63 | No | View listing | |
| 58/100 | Thymosin Beta 4 (TB-500) 2mg | 2 mg | $29.99 | $15.00 | No | View listing | |
| 41/100 | TB500 Pre-Mixed Pen 5mg Peptide – Cartridge: 2 pre-mixed cartridges | 5 mg | $77.67 | $15.53 | No | View listing | |
| 74/100 | TB-500 (Thymosin Beta 4) - 5MG / 10MG - 5mg | 5 mg | $78.00 | $15.60 | Yes | View listing | |
| 72/100 | TB-500 (10mg) | 10 mg | $165 | $16.50 | No | View listing | |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE 2MG/5MG/10MG VIAL - 2 Milligrams Vial | 2 mg | $33.99 | $17.00 | No | View listing | |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE - 2 Milligrams Vial | 2 mg | $33.99 | $17.00 | No | View listing | |
| Peptide Pros | 63/100 | TB-500 (Thymosin B4) 2mg | 2 mg | $37.25 | $18.63 | No | View listing |
| 44/100 | Thymosin Beta-4 — Full-Length (43 aa; TB-500) 2mg | 2 mg | $39.99 | $20.00 | No | View listing | |
| 24/100 | Thymosin Beta 4 2mg (Buy 1 Get 1 Free) | 2 mg | $39.99 | $20.00 | No | View listing | |
| 41/100 | TB500 Pre-Mixed Pen 5mg Peptide – Cartridge: 3 pre-mixed cartridges | 5 mg | $105 | $20.97 | No | View listing | |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE LIQUID SPRAY 15ML BOTTLE - 2mg Liquid Spray Solution 15mL Bottle | 2 mg | $48.99 | $24.50 | No | View listing | |
| 59/100 | TB-500 THYMOSIN BETA-4 PEPTIDE - 1 (2mg) Peptide Vial With Liquid Spray Solution | 2 mg | $48.99 | $24.50 | No | View listing | |
| 39/100 | BULK PACK TB-500 (Thymosin Beta-4) (43 AA) – 20mg (10 VIALS) | 20 mg | $1,170 10 units · $117 each | $58.50 | Yes | View listing | |
| Alpha Labs Peptides | 68/100 | TB-500 Liquid Spray | — | $38.49 | — | No | View listing |
| 41/100 | Thymosin Beta-4 Fragment Capsules – 60 Capsules | — | $146 | — | No | View listing | |
| 41/100 | Thymosin Beta-4 Fragment Capsules – 60 Capsules Twin Pack | — | $263 | — | No | View listing | |
| 41/100 | TB500 Nasal Spray – 2 x 30ml (Twin Pack) | — | — | No | View listing | ||
| 41/100 | TB500 Nasal Spray – 2 x 15ml (Twin Pack) | — | — | No | View listing | ||
| 41/100 | TB500 Nasal Spray – 4 x 15ml (Bulk Buy) | — | $93.70 | — | No | View listing | |
| 41/100 | TB500 Nasal Spray – 4 x 30ml (Bulk Buy) | — | $166 | — | No | View listing | |
| 41/100 | TB500 Nasal Spray – 30ml | — | $48.77 | — | No | View listing | |
| 41/100 | TB500 Nasal Spray – 15ml | — | $27.56 | — | No | View listing | |
| 61/100 | TB-500 (Thymosin Beta-4) | — | — | No | View listing | ||
| 61/100 | TB-500 Thymosin Beta-4 Fragment 1-4 | — | — | No | View listing | ||
| 61/100 | TB-500 Thymosin Beta-4 Fragment 17-23 | — | — | No | View listing | ||
| 61/100 | Thymosin Beta 4 (Fragment 1-4) (60 Capsules) | — | — | No | View listing | ||
| 28/100 | TB-500 (Thymosin Beta-4) | — | $51.99 | — | No | View listing | |
| 59/100 | TB-500 (0.5mg/capsule), 60 Capsules | — | $255 | — | No | View listing | |
| 24/100 | TB-500 Injection | — | $125 | — | No | View listing | |
| 62/100 | Thymosin Beta-4 | — | $62.00 | — | No | View listing | |
| 34/100 | TB-500 Spray | Amino Asylum Research Peptide | — | $64.99 | — | No | View listing | |
| 65/100 | TB-500 | — | — | No | View listing | ||
| 36/100 | TB-500 – TB4 (43aa) Capsules | — | — | No | View listing | ||
| 36/100 | TB-500 | — | — | No | View listing | ||
| 61/100 | TB-500 | — | $54.99 | — | Yes | View listing | |
| 37/100 | Thymosin Beta-4 (TB-500) | — | — | No | View listing | ||
| 59/100 | THYMOSIN BETA-4 (Tβ4) PEPTIDE POWDER (60 CAPSULES) (250MCG/CAPSULE, 15MG TOTAL BOTTLE) | — | $150 | — | Yes | View listing |
Public certificates for TB-500
| Supplier | Product | Lot | Laboratory | Date | Purity | Method | |
|---|---|---|---|---|---|---|---|
| Pure Peptide Labs | TB-500 | TB5319 | Kovera Labs | 2026-10-01 | 99.811% | — | Open |
| Pure Peptide Labs | TB-500 | TB1317 | Kovera Labs | 2026-10-01 | 99.627% | — | Open |
| Swiss Chems | TB-500 (Thymosin Beta-4) | — | Not named | 2026-09-04 | — | — | Open |
| Nexaph | TB4 10mg | TB41008102026-15 | Not named | 2026-08-09 | — | — | Open |
| Core Peptides | TB-500 (Thymosin Beta 4) 5mg | C74179 | Vanguard Laboratory | 2026-07-22 | 99.8% | HPLC | Open |
| Core Peptides | TB-500 (Thymosin Beta 4) 10mg | C74180 | Vanguard Laboratory | 2026-07-22 | 99.8% | HPLC | Open |
| Biotech Peptides | TB-500 (Thymosin Beta-4) (5mg) | 3141081 | MZ Biolabs | 2026-07-15 | 99.72% | HPLC+MS | Open |
| Biotech Peptides | TB-500 (Thymosin Beta-4) (10mg) | 3141080 | MZ Biolabs | 2026-07-15 | 99.83% | HPLC+MS | Open |
| Paramount Peptides | Thymosin Beta 4 (TB500) (10mg) | 26VTBC164 | Accumark Labs | 2026-07-08 | — | — | Open |
| Ascension Peptides | TB-500 5mg | 31-05260628 | Kovera Labs | 2026-07-03 | — | — | Open |
| Loti Labs | TB-500 5mg | — | Bioviridian | 2026-06-29 | 99.8% | — | Open |
| Umbrella Labs | Thymosin Beta 4 | — | Not named | 2026-06-24 | — | — | Open |
| Paramount Peptides | Thymosin Beta 4 (TB500) (5mg) | TB45N030126 | Janoshik | 2026-04-17 | — | — | Open |
| Koi Peptides | TB-500 10mg | 2512290134 | Freedom Diagnostics | 2025-12-30 | 99.127% | HPLC+MS | Open |
| Atomik Labz | TB-500 (Thymosin Beta-4) (43 AA) – 10mg | F1024F | Janoshik | 2025-11-10 | 99.671% | — | Open |
| NuScience Peptides | TB500 - 5mg | — | Not named | 2025-02-06 | — | — | Open |
| Evolve Peptides | TB-500 5 mg | 52828 | Janoshik | 2024-11-18 | — | — | Open |
| BioLongevity Labs | TB-500 | 261476 | Not named | — | — | — | Open |
| Geo Peptides | TB-500 10mg | — | Not named | — | — | — | Open |
| Geo Peptides | TB-500 20mg | — | Not named | — | — | — | Open |
| Research Peptides | Thymosin Beta-4 (TB-500) 10mg | — | Not named | — | — | — | Open |
| Eternal Peptides | TB-500 5mg | — | Kovera Labs | — | — | — | Open |
| Eternal Peptides | TB-500 10mg | — | Kovera Labs | — | — | — | Open |
| UK Peptides | Thymosin Beta 4 5mg TB500 | — | UK-PEPTIDES.COM | — | 99.2% | HPLC | Open |
| UK Peptides | Thymosin Beta 4 2mg (TB500) | — | UK-PEPTIDES.COM | — | 99.2% | HPLC | Open |
| Licensed Peptides | TB-500 (Thymosin Beta-4) 10mg | V260123-1 | Vanguard Laboratory | — | — | HPLC | Open |
| Licensed Peptides | TB-500 (Thymosin Beta-4) 10mg (LAL endotoxin report) | V260123-1 | Vanguard Laboratory | — | — | — | Open |
Suppliers that list TB-500, by score
Frequently asked questions
Who sells TB-500?
46 suppliers in our index list TB-500: Licensed Peptides, Ascension Peptides, Paramount Peptides, Core Peptides, Pure Peptide Labs, BioLongevity Labs and others. The highest-scoring of them is Licensed Peptides (84/100).
What does TB-500 cost?
Across 88 listings the median is $8.99 per milligram, ranging from $3.13 to $24.50. The lowest listed price per milligram is Alpha Peptides's 10 mg listing at $31.32.
Which TB-500 listings have a public certificate?
27 certificates for TB-500 are on file from Pure Peptide Labs, Swiss Chems, Nexaph, Core Peptides, Biotech Peptides, Paramount Peptides, Ascension Peptides, Loti Labs, Umbrella Labs, Koi Peptides, Atomik Labz, NuScience Peptides, Evolve Peptides, BioLongevity Labs, Geo Peptides, Research Peptides, Eternal Peptides, UK Peptides, Licensed Peptides. Open each one and check the lot number against the vial label.
All listed materials are sold for laboratory research use only. Prices are the supplier's listed prices at the time of indexing, before any coupon; they change, so confirm in the cart. Price per milligram uses the stated mass on the listing.