Foundational
TB-500: Thymosin Beta-4 for Tissue Repair
Evidence-based review of TB-500 peptide for tissue repair and wound healing. Mechanisms, research status, dosing, and clinical perspective from Dr. Julian Douwe
Peptide Therapy
Limited EvidenceTB-500 (Thymosin Beta-4)
Thymosin beta-4 fragment with no published human trials. What the full-length protein studies show, risks and regulatory status.
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GLOW Peptide Blend: GHK-Cu, BPC-157, TB-500 in One Vial
GLOW is a vendor blend, usually GHK-Cu 50 mg, BPC-157 10 mg and TB-500 10 mg. What each part does, the untested combination, quality data and protocols.
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KLOW Peptide Blend: GLOW Plus KPV, Never Tested Together
KLOW is a vendor blend of GHK-Cu 50 mg, BPC-157, TB-500 and KPV 10 mg each. Components, the missing combination data, lab-test results and protocols.
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Tri-Heal Max Blend: TB-500, BPC-157 and KPV, Unstudied
Tri-Heal Max is a 45 mg vendor blend of TB-500 25 mg, BPC-157 10 mg and KPV 10 mg. What it contains, why protocols disagree, and what is unknown.
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Peptide Cycling Protocols: How Long to Run Each Peptide and When to Take a Break
Evidence-based cycling schedules for BPC-157, TB-500, CJC-1295/Ipamorelin, Sermorelin, Epithalon, and Thymosin Alpha-1 — when to run, when to pause, and why it matters.
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TB-500 for Cardiac Muscle Repair: What the Research Shows
Thymosin Beta-4 (TB-500) promotes cardiac regeneration after ischemic injury. A physician-written guide to the research, mechanisms, dosing considerations, and who this may benefit.
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FDA 2026 Peptide Compounding Update: What the Category Lists Say
What FDA's May 2026 503A category update actually changed for peptides: GHK-Cu, VIP, the withdrawn category 2 nominations, and what it means for US access.
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Peptides for Hair Loss: A Physician's Guide to GHK-Cu, TB-500, and KGF
Dr. Douwes reviews the evidence for peptide-based hair loss therapy — GHK-Cu, TB-500, KGF, and PTD-DBM — with dosing, mechanisms, and realistic expectations.
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Peptide Stacking: A Physician's Guide to Combining BPC-157, TB-500, and GHK-Cu
Learn how to combine therapeutic peptides like BPC-157, TB-500, and GHK-Cu, with dosing protocols, the clinical evidence, and the safety questions.
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Peptide Therapy Benefits: A Physician's Evidence-Based Overview
Dr. Douwes reviews the clinically relevant benefits of peptide therapy — from tissue repair and immune modulation to longevity and brain health. What evidence supports each claim.
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Best Peptides for Healing: A Physician's Ranked Guide to Tissue Repair
Dr. med. univ. Julian Douwes ranks the most effective peptides for tissue repair, wound healing, and recovery — with dosing context and evidence grades for each.
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TB-500 Dosage: Loading, Maintenance, and Cycling
Evidence-based TB-500 dosing protocols. Loading and maintenance phases, injection frequency, cycling schedules, and clinical dosing rationale.
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TB-500 for Tendon and Ligament Repair
How TB-500 supports tendon and ligament healing. Mechanisms, preclinical evidence, clinical observations, and practical protocols for connective tissue.
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BPC-157 vs TB-500: Which Peptide for Tissue Repair?
A clinical comparison of BPC-157 and TB-500 for tissue repair. Mechanisms, evidence quality, best use cases, combination protocols, and what is seen in practice.
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TB-500 Side Effects and Safety
Honest assessment of TB-500 side effects, WADA ban context, theoretical risks, and what clinical experience shows about Thymosin Beta-4 safety.
