TB-500

moderate
Thymosin Beta-4TB4

A synthetic fraction of thymosin beta-4 that promotes tissue repair, reduces inflammation, and supports recovery from injuries.

Category
recovery
Dosage
2-5 mg twice weekly (loading), then 2 mg weekly (maintenance)
Half-Life
Estimated 14 days
Administration
Subcutaneous or intramuscular injection

Overview

TB-500 is a synthetic version of the naturally occurring peptide thymosin beta-4. It plays a crucial role in tissue repair and regeneration by promoting cell migration, blood vessel formation, and reducing inflammation. Originally studied in veterinary medicine (particularly racehorses), it has gained significant popularity in human biohacking communities.

TB-500 is often stacked with BPC-157 for synergistic healing effects. While direct human clinical trial data is limited, the peptide has a strong mechanistic basis and extensive animal research supporting its regenerative properties.

SUPPLIER OPTIONS

Review TB-500 options

Review TB-500 product information and ordering options from Ascension Peptides.

✓ Review supplier documentation✓ Check product details✓ Check shipping terms
View TB-500
from Ascension Peptides
Research-use informationReview supplier policies

Affiliate link: DailyVial may earn a commission from qualifying purchases. Learn more.

Benefits

  • Promotes tissue regeneration
  • Reduces inflammation
  • Improves flexibility and mobility
  • Supports cardiac tissue repair
  • Promotes hair regrowth (anecdotal)
  • Synergistic with BPC-157

Side Effects

  • Generally well-tolerated
  • Temporary headache
  • Injection site irritation
  • Fatigue in initial doses
  • Theoretical concern about tumor growth (unproven)

Supplier Comparison: Where to Buy TB-500

SupplierSupplier-listed priceSupplier-stated testingSupplier-stated shippingAction
Ascension Peptides
Supplier-stated policy: 30-day money back guarantee
$185/5mg
3rd party COA on every batch
Free shipping over $200
View Products
Pinnacle Peptides
Supplier-stated policy: 45-day return policy
$195/5mg
HPLC purity and mass spectrometry documentation
Free expedited shipping
View Products
Research Chemical Solutions
Supplier-stated policy: 14-day return policy
$165/5mg
Third-party testing available
$20 standard, free over $300
View Products

Ascension Peptides - Detailed Review

Pros:
  • Consistent quality and purity
  • Excellent packaging and storage
  • Fast processing times
  • Responsive customer service
  • Good community reputation
Cons:
  • Premium pricing
  • Limited bulk discounts
  • Minimum order requirements

Pinnacle Peptides - Detailed Review

Pros:
  • Strong analytical testing standards
  • Expedited shipping included
  • Premium packaging and stability handling
  • Research-focused positioning
Cons:
  • Lower commission than Ascension
  • Higher listed TB-500 price
  • Strict return policy requirements

Research Chemical Solutions - Detailed Review

Pros:
  • Lower pricing than competitors
  • Good selection of peptides
  • Bulk pricing available
  • International shipping available
Cons:
  • Shorter guarantee period
  • Higher shipping threshold for free delivery
  • Mixed customer service reviews
  • Testing documentation not always provided

⚠️ Important Safety Notice

These are supplier-provided listings and claims, not independent verification or endorsement by DailyVial. Prices, availability, shipping, testing documentation, and policies can change; confirm details with the supplier. These peptides are for research purposes only and are not approved by the FDA for human use. Always consult with a qualified healthcare provider before using any peptide compounds. DailyVial may earn a commission from purchases made through our affiliate links.

Where to Source TB-500

Quality and purity matter with peptides. Only buy from suppliers that provide third-party Certificate of Analysis (COA) testing. Compare verified sources below:

Ascension Peptides

Third-party tested, US-based peptide supplier with COAs on every batch.

Review current supplier documentation before purchasing.

Listed product: TB-500
Supplier details may change; review the linked listing.

Quick Comparison Guide

Quality
COA + 3rd party testing required
Purity
≥95% minimum standard
Storage
Lyophilized powder preferred
Shipping
Cold chain when needed

🔍 Buying Tips for TB-500

  • • Always request Certificate of Analysis (COA) before purchasing
  • • Verify the supplier's testing methodology and third-party lab credentials
  • • Look for proper cold storage and shipping practices
  • • Start with smaller quantities to test supplier quality
  • • Join peptide communities for supplier reviews and experiences

Disclosure: DailyVial may earn a commission from qualifying purchases. This doesn't affect our editorial recommendations. See our affiliate disclosure for details.

Frequently Asked Questions

What is TB-500 used for?

TB-500 (Thymosin Beta-4) is used for tissue repair and healing acceleration. Research shows it may help with muscle, tendon, ligament, and cardiovascular tissue recovery. It promotes cell migration, angiogenesis, and reduces inflammation.

How does TB-500 differ from BPC-157?

While both are healing peptides, TB-500 is better for systemic healing and larger muscle injuries, while BPC-157 excels at localized injury repair. TB-500 has a longer half-life (7-10 days) versus BPC-157 (4-6 hours), requiring less frequent dosing.

What is the typical TB-500 dosage?

Research dosages typically range from 2-5 mg per week, divided into 2-3 injections. A common protocol is 2.5 mg twice weekly for 4-6 weeks, followed by a maintenance dose of 2.5 mg weekly.

How long does TB-500 take to show results?

Initial effects may be noticed within 1-2 weeks, but significant healing improvements typically occur after 4-8 weeks of consistent use. The longer half-life means effects build up over time.

Is TB-500 safe for research?

TB-500 appears well-tolerated in animal studies with minimal side effects reported. However, it is not approved for human use and long-term safety data in humans is limited. It should only be used for research purposes.

⚠ Research Disclaimer: This information is for educational purposes only and is not medical advice. Consult a qualified healthcare professional before using TB-500 or any peptide. See our full medical disclaimer.

Explore More Recovery & Healing Peptides

Accelerate tissue repair, reduce inflammation, and heal injuries faster

View All Recovery & Healing Peptides

Related Peptides

Research Guides

In-depth resources to help you source and use TB-500 effectively in research.

Buying Guide

Where to Buy TB-500 in 2026: Comprehensive Quality & Vendor Analysis

Complete 2026 guide for buying TB-500 online. In-depth vendor analysis, quality standards, pricing comparison, and verification methods for research peptides.

Read guide →
Buying Guide

Where to Buy IGF-1 LR3 in 2026 — Purity-Verified Sources

Where to buy IGF-1 LR3 in 2026. Compare research peptide vendors for purity, COAs, pricing, and shipping. Top sources reviewed.

Read guide →
Buying Guide

Where to Buy Epithalon in 2026 — Top Research Sources

Where to buy Epithalon in 2026. Compare peptide vendors for purity, COAs, pricing, and shipping. Verified research-grade Epithalon sources.

Read guide →
Buying Guide

Where to Buy Follistatin in 2026 — Verified Research Sources

Where to buy Follistatin in 2026. Top vendors compared for purity, COAs, pricing, and shipping. Research-grade Follistatin 344 sources.

Read guide →
Buying Guide

Best Peptide Companies in 2026 — Top Vendors Ranked by Purity & Trust

Best peptide companies in 2026. We rank the top vendors by purity testing, COAs, shipping speed, and reputation. Find trusted peptide sources.

Read guide →
Buying Guide

Best Peptide Sources Reddit 2026 — What the Community Recommends

Best peptide sources according to Reddit in 2026. We compiled community recommendations, vendor reviews, and red flags from top peptide subreddits.

Read guide →
Buying Guide

Where to Buy TB-500 in 2026: Best Sources & Quality Guide

Find out where to buy TB-500 online for research. Compare TB-500 vendors, pricing, purity standards, and quality tips from trusted peptide sources in 2026.

Read guide →
Buying Guide

Where to Buy Ipamorelin in 2026: Best Sources & Vendor Reviews

Looking for where to buy ipamorelin online? This guide covers the best ipamorelin sources, pricing, vendor reviews, and quality verification for 2026.

Read guide →
Buying Guide

Where to Buy CJC-1295 in 2026: Best Sources & Buying Guide

Find the best place to buy CJC-1295 for research. Compare vendors, pricing, purity standards, and quality tips for buying CJC-1295 online in 2026.

Read guide →
Buying Guide

Where to Buy MK-677 in 2026: Best Sources & Vendor Guide

Discover where to buy MK-677 online for research. Compare the best MK-677 sources, vendor reviews, pricing, and purity verification tips for 2026.

Read guide →
Buying Guide

Where to Buy GHK-Cu in 2026: Best Sources & Quality Guide

Find where to buy GHK-Cu peptide online for research. Compare the best GHK-Cu sources, vendor reviews, pricing, and quality verification tips for 2026.

Read guide →
Buying Guide

How to Verify Peptide Purity: Testing Methods & Red Flags

How to verify peptide purity. HPLC testing, mass spectrometry, reading COAs, red flags, and trusted testing labs.

Read guide →
Dosage Guide

IGF-1 LR3 Cycle Guide: Dosage, Timing & Protocol

Complete guide to IGF-1 LR3 cycling. Learn about dosage protocols, cycle length, timing, side effects, and where to source quality IGF-1 LR3 peptides.

Read guide →
Dosage Guide

TB-500 Dosage Guide: Protocols, Timing & Administration

Comprehensive TB-500 dosage guide with recommended doses for loading and maintenance phases. Learn reconstitution, injection technique, and cycling protocols.

Read guide →
Dosage Guide

Ipamorelin Dosage Guide: Growth Hormone Secretagogue Protocol

Complete ipamorelin dosage guide covering recommended doses, injection timing, and cycling protocols. Learn proper reconstitution and administration for GH.

Read guide →
Dosage Guide

CJC-1295 Dosage Guide: With & Without DAC Protocols

CJC-1295 dosage guide covering both DAC and no-DAC variants. Includes recommended doses, injection frequency, cycling protocols, and reconstitution.

Read guide →
Dosage Guide

GHK-Cu Dosage Guide: Copper Peptide Protocol & Administration

GHK-Cu dosage guide covering topical and injectable protocols. Learn recommended doses, reconstitution, application methods, and clinical evidence for this.

Read guide →
Dosage Guide

Epithalon Dosage Guide: Telomere & Anti-Aging Peptide Protocol

Epithalon dosage guide covering the telomerase-activating peptide protocol. Learn recommended doses, injection schedules, cycling, and Khavinson's research.

Read guide →
Dosage Guide

IGF-1 LR3 Dosage Guide: Long-Acting Growth Factor Protocol

IGF-1 LR3 dosage guide covering this long-acting insulin-like growth factor analog. Includes dose ranges, injection timing, cycling, and critical safety.

Read guide →
Dosage Guide

Follistatin Dosage Guide: Myostatin Inhibitor Protocol

Follistatin dosage guide covering this myostatin-inhibiting protein's research protocols. Includes Follistatin-344 and Follistatin-315 variants, dosing, and.

Read guide →

People Also Ask

What is TB-500 used for?

TB-500 (Thymosin Beta-4) is used for tissue repair and healing acceleration. Research shows it may help with muscle, tendon, ligament, and cardiovascular tissue recovery. It promotes cell migration, angiogenesis, and reduces inflammation.

How does TB-500 differ from BPC-157?

While both are healing peptides, TB-500 is better for systemic healing and larger muscle injuries, while BPC-157 excels at localized injury repair. TB-500 has a longer half-life (7-10 days) versus BPC-157 (4-6 hours), requiring less frequent dosing.

What is the typical TB-500 dosage?

Research dosages typically range from 2-5 mg per week, divided into 2-3 injections. A common protocol is 2.5 mg twice weekly for 4-6 weeks, followed by a maintenance dose of 2.5 mg weekly.

How long does TB-500 take to show results?

Initial effects may be noticed within 1-2 weeks, but significant healing improvements typically occur after 4-8 weeks of consistent use. The longer half-life means effects build up over time.

Is TB-500 safe for research?

TB-500 appears well-tolerated in animal studies with minimal side effects reported. However, it is not approved for human use and long-term safety data in humans is limited. It should only be used for research purposes.

DailyVial can use Google Analytics to understand site usage. Analytics is off unless you choose to allow it. See our Privacy Policy.