2012 · FINDING
CITEDCardiac Repair
Improved heart function after injury in animal models
⚠ RESEARCH USE ONLY · NOT FDA-APPROVED FOR HUMAN USE · NOT MEDICAL ADVICE
TRENDINGRESEARCH
TB-500.
Systemic Healing Power
AKA · Thymosin Beta-4 · TB4
TRENDINGHEALINGMUSCLE & RECOVERYSUBCUTANEOUSINTRAMUSCULAR
Often stacked with BPC-157 for comprehensive healing. TB-500 provides systemic tissue repair throughout the body.
~2-3 hours in circulation, but effects persist due to tissue distribution
Half-life
4
Citations
2
Routes
3
Categories
Store
Storage
80
Popularity
AT A GLANCE.
§ 01 · TL;DRTHE QUICK READ.
Often stacked with BPC-157 for comprehensive healing. TB-500 provides systemic tissue repair throughout the body.
Promotes cell migration and blood vessel formation for widespread tissue repair.
WHAT IT MIGHT HELP WITH.
1
Systemic healing effects
2
Reduced inflammation
3
Improved flexibility
4
Heart tissue protection
5
Hair regrowth potential
HOW IT WORKS.
§ 02 · MECHANISMPromotes cell migration and blood vessel formation for widespread tissue repair.
Active fragment of Thymosin Beta-4. Upregulates actin for cell building, migration, and new blood vessel growth.
WHO IT'S FOR
- ✓Multiple injury sites
- ✓Post-surgery recovery
- ✓Athletes
- ✓Those with chronic inflammation
WHO SHOULD AVOID
- ✕Cancer patients
- ✕Those with active infections
- ✕Pregnant/nursing
THE RESEARCH.
§ 03 · 4 STUDIES2010 · FINDING
CITEDWound Healing
Accelerated wound closure and reduced scarring
2024 · FINDING
CITEDCorneal Wound Healing
Human trials for dry eye disease showed accelerated corneal epithelial healing
2023 · FINDING
CITEDMuscle Regeneration Review
Meta-analysis confirms satellite cell activation and enhanced muscle repair capacity
DOSING PROTOCOL.
§ 04 · DOSINGTYPICAL RANGE
Research reported dose
2.5-5mg 2x weekly for 4-6 weeks (loading), then 2.5mg 2x monthly (maintenance)
FREQUENCY
Most-cited schedule
2x weekly loading, then maintenance
ROUTES
Delivery methods
SUBCUTANEOUS · INTRAMUSCULAR
HALF-LIFE
Steady state drives frequency
~2-3 hours in circulation, but effects persist due to tissue distribution
STORAGE
Protect from light, refrigerate
Store lyophilized powder
⚠ NOTE
These are reported protocols from research literature and practitioner accounts, not prescriptions. No FDA-approved human dose exists for research compounds. Anyone using TB-500 should work with a qualified physician and source from a supplier providing third-party COAs.
FORMS AVAILABLE
- · Subcutaneous injection
- · Intramuscular injection
⚠ RESEARCH INFORMATION ONLY · NOT MEDICAL ADVICE
COMMON STACKS.
§ 05 · COMBINATIONSSIDE EFFECTS & RISKS.
§ 06 · SAFETY·
Fatigue
Occasional · mild
·
Head rush
Rare · mild
·
Flu-like symptoms
Rare · mild
WHERE TO SOURCE
§ 07 · SUPPLIERPEAK LAB
PEPTIDES
PEPTIDES
SUPPLIER OF RECORD · 12 BATCHES PASSED
We tried nine suppliers across 2025 and kept picking PEAK LAB for TB-500: 99.4% HPLC purity, COA on every batch, cold chain intact. Shop through our link and we earn a small commission — affiliate relationship is disclosed.
COMMON QUESTIONS.
§ 08 · FAQWhy do research protocols use loading and maintenance phases?
Studies suggest initial higher doses saturate tissues and initiate repair processes, while lower maintenance doses sustain the effects. This mirrors the body's natural healing response patterns.
How is TB-500 different from full Thymosin Beta-4?
TB-500 is a synthetic fragment containing the active region of Thymosin Beta-4. Research indicates it provides similar effects with potentially better stability and bioavailability.
What's the evidence for heart tissue repair?
Animal studies showed improved cardiac function after injury and reduced scar tissue formation. Human cardiovascular applications are being investigated but remain preliminary.
Can it help with hair regrowth?
Some research observed hair follicle stimulation effects. While anecdotal reports exist, this application hasn't been the focus of rigorous study.
Why combine it with BPC-157?
Research suggests complementary mechanisms: BPC-157 provides localized healing effects while TB-500 works systemically. Combined protocols aim for comprehensive tissue repair.
MORE ON TB-500.
§ 10 · FIELD NOTES◆ Comparisons · ★ FEATURE
BPC-157 vs TB-500: Comparing the Two Most Popular Healing Peptides
A comprehensive comparison of BPC-157 and TB-500 — their mechanisms, research findings, and how researchers use them together.
10 min·READ →
◆ Sourcing
FDA Peptide Reclassification 2026: What Actually Changed
Since 2023, the FDA has progressively tightened rules around compounding peptides. Here is what is legal, what is not, and what changed in 2025–2026.
10 min·READ →
◆ Guides · ★ FEATURE
How to Read a Certificate of Analysis (COA)
Learn to evaluate peptide quality by understanding COAs — what to look for, red flags to avoid, and how to verify authenticity.
9 min·READ →
◆ THE PEPGAINS DISPATCH
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