Updated April 2026

GLOW Stack Protocol - BPC-157 + TB-500 + GHK-Cu

Garret Grant

Written by Garret Grant

Founder & Lead Researcher · B.S. Civil Engineering, UCLA

Last updated: April 2026

Complete Dosing & Safety Guide for the GLOW Stack, a 3-Peptide Tissue Repair + Skin-Quality Stack, Combining BPC-157, TB-500, and GHK-Cu, covering rationale, blend vs. separate-vial schedules, reconstitution math, safety boundaries, and evidence limitations.

Compounds

BPC-157 + TB-500 + GHK-Cu

Cycle

4-8 weeks typical

Blend Ratio

5:1:1 (GHK-Cu dominant)

Status

Not FDA-approved

Need to calculate reconstitution and dosing units? Use the Pep Pal calculator.

Need a broader framework for combining compounds? Read the full stacking safety guide on PepPal.

Quick Reference Dosing Card

Stack Name

GLOW Stack

Use Case

Research users commonly explore this stack for repair plus skin-quality support with BPC-157, TB-500, and GHK-Cu.

Aliases

GLOW Blend; GLOW Peptide; BPC-157 + TB-500 + GHK-Cu Stack; Triple Repair Stack

Category

Combined Tissue Repair + Skin Rejuvenation Stack

BPC-157

250-500 mcg daily

TB-500

2-5 mg 2x/week or ~0.33 mg daily in blend

GHK-Cu

1-2 mg daily

Common Blend

5:1:1 (GHK-Cu : TB-500 : BPC-157)

Blend Daily Dose

0.10 mL (10 units) = ~2.33 mg total

Cycle Length

4-8 weeks (extended up to 12)

Regulatory

No injectable compound is FDA-approved; BPC-157 and TB-500 are WADA-prohibited.

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What Is the GLOW Stack?

The GLOW Stack combines three peptides — BPC-157, TB-500, and GHK-Cu — to support both tissue repair and skin quality. Think of it as an upgrade to the Wolverine Stack: Wolverine handles the repair work, and GLOW adds a layer focused on how your skin and connective tissue look and feel afterward.

Each peptide plays a different role. BPC-157 supports blood vessel formation and protects tissue at the injury site. TB-500 helps repair cells move to where they're needed throughout the body. GHK-Cu — the addition that makes this the GLOW Stack — drives collagen and elastin production, which improves skin density, texture, and overall tissue quality.

No clinical trial has evaluated this three-peptide combination. Current protocols are based on individual-compound research and community usage patterns.

Why Add GHK-Cu to Wolverine?

Foundation: Wolverine (BPC-157 + TB-500)

The Wolverine Stack already provides two things your body needs after an injury: blood flow to the damaged area (BPC-157) and repair cells that can reach it (TB-500). GLOW keeps both of those pathways and adds a third.

Quality Layer: GHK-Cu

GHK-Cu is the reason this stack exists as a separate protocol. It uses copper to stimulate collagen and elastin production — the structural proteins that give skin its firmness and connective tissue its strength. GHK-Cu also influences how your body rebuilds the extracellular matrix (the scaffolding between cells), and it regulates a broad set of genes involved in tissue quality. The result: Wolverine helps you heal, and GHK-Cu helps you heal well — with better tissue quality rather than just patched-up damage.

Anti-Inflammatory Convergence

All three peptides reduce inflammation, but each works through a different pathway. Running them together creates overlapping anti-inflammatory coverage — similar to how combining ibuprofen and ice attacks swelling from two directions. This multi-layer approach may help create a better environment for repair.

Anti-Fibrotic Convergence

When tissue heals, the body can sometimes over-produce scar tissue (fibrosis). TB-500 and GHK-Cu together help balance this process — TB-500 organizes connective tissue formation while GHK-Cu manages the breakdown and replacement of old matrix material. The goal is cleaner, more organized healing rather than excessive scarring.

GLOW Stack Dosing Protocol & Schedule

Evidence Level Notice

No clinical trial has evaluated BPC-157 + TB-500 + GHK-Cu together. Protocol structure is community-derived.

GLOW Stack Dosing Guide (Pre-Blended & Separate)

Pre-Blended GLOW Vial

Convenience-first format using the common 5:1:1 ratio (GHK-Cu dominant).

Pre-Blended Vial Overview

Feature: Blend composition

Details: 70 mg total (50 mg GHK-Cu + 10 mg TB-500 + 10 mg BPC-157)

Feature: Common reconstitution

Details: 3 mL bacteriostatic water

Feature: Total concentration

Details: 23.3 mg/mL total blend

Feature: Common daily dose

Details: 0.10 mL (10 units) = ~2.33 mg total blend

Feature: Typical cycle

Details: 4-6 weeks (extend to 8-12 in select workflows)

Per-Injection Delivery From 5:1:1 Blend

Daily Units: 10 units

Total Blend: ~2.33 mg

GHK-Cu: ~1.67 mg

TB-500: ~0.33 mg

BPC-157: ~0.33 mg

The table below compares what you get from each daily blend injection to the typical standalone dose for that compound. "In range" means the blend delivers a dose consistent with common individual protocols. If a component shows "below standalone injury range" — as TB-500 does in the 5:1:1 blend — it means the blend delivers less of that compound than you'd typically use for a standalone injury protocol. This is why the 5:1:1 blend is better suited for skin and general remodeling goals than for heavy injury recovery.

Pre-Blend Dose Assessment

Component: GHK-Cu

Per-dose from Blend: ~1.67 mg

Typical Standalone: 1-2 mg daily

Assessment: In range

Component: BPC-157

Per-dose from Blend: ~0.33 mg

Typical Standalone: 0.25-0.5 mg daily

Assessment: In range

Component: TB-500

Per-dose from Blend: ~0.33 mg

Typical Standalone: 2-5 mg per injection, 2x/week

Assessment: Often below standalone injury range

The 5:1:1 blend is optimized for convenience and skin/remodeling goals more than TB-500-heavy injury protocols.

Separate Vials

If you need to adjust each peptide's dose independently — for example, running higher TB-500 during an injury recovery — separate vials give you that control. This format requires more injections per session but lets you tailor each compound to your specific protocol goals.

Standard GLOW Protocol (Separate Vials)

Compound: BPC-157

Loading (Weeks 1-4): 250-500 mcg/day

Maintenance (Weeks 5-8+): 250 mcg/day

Frequency: Daily

Route: SubQ near injury or oral

Compound: TB-500

Loading (Weeks 1-4): 2.5-5 mg per injection

Maintenance (Weeks 5-8+): 2 mg per injection

Frequency: 2x/week

Route: SubQ systemic

Compound: GHK-Cu

Loading (Weeks 1-4): 1-2 mg/day

Maintenance (Weeks 5-8+): 1 mg/day

Frequency: Daily

Route: SubQ

Weekly Schedule Example

Day: Monday

BPC-157: 500 mcg

TB-500: 2.5 mg

GHK-Cu: 1-2 mg

Day: Tuesday

BPC-157: 500 mcg

TB-500: -

GHK-Cu: 1-2 mg

Day: Wednesday

BPC-157: 500 mcg

TB-500: -

GHK-Cu: 1-2 mg

Day: Thursday

BPC-157: 500 mcg

TB-500: 2.5 mg

GHK-Cu: 1-2 mg

Day: Friday

BPC-157: 500 mcg

TB-500: -

GHK-Cu: 1-2 mg

Day: Saturday

BPC-157: 500 mcg

TB-500: -

GHK-Cu: 1-2 mg

Day: Sunday

BPC-157: 500 mcg

TB-500: -

GHK-Cu: 1-2 mg

Cycle Guidelines

Approach: Standard

Duration: 4-6 weeks

Off Period: 2-4 weeks

Best For: Skin + general healing

Approach: Extended

Duration: 8-12 weeks

Off Period: 4-8 weeks

Best For: Complex recovery

Approach: Skin-focused blend

Duration: 4 weeks

Off Period: 2-4 weeks

Best For: Anti-aging priority

  • On TB-500 days, all three can be administered in one session using separate syringes.
  • Separate-vial workflows preserve injury-site targeting for BPC-157 while keeping TB-500/GHK-Cu systemic.
  • Pre-blended workflows reduce injection burden to one daily injection but limit independent dose control.

Protocol Notes

Injection logistics: Separate-vial workflows can require up to three injections on TB-500 days (BPC-157 + GHK-Cu daily, plus TB-500 twice per week). On non-TB-500 days, you'll have two injections.

Syringe handling: Use a separate syringe for each compound. Do not mix separate-vial compounds in one syringe — they may have different stability and pH requirements.

Blend vs. separate trade-off: Pre-blended GLOW vials simplify this to one daily injection but limit your ability to adjust individual doses.

GHK-Cu cycling governs your GLOW cycle: Because GHK-Cu requires cycling (typically 30–60 days on, followed by an equal period off), it usually determines when the entire GLOW Stack cycle starts and stops.

Off-cycle option: Some users continue topical GHK-Cu products during the injectable off-cycle to maintain skin benefits between rounds.

GLOW Stack Reconstitution Guide

Reconstitution Format Options

Pre-Blended GLOW Vial

The standard 70 mg 5:1:1 GLOW blend comes as a single vial. You reconstitute it once with bacteriostatic water, and then draw your daily dose from that vial. The table below shows the math: how much water to add, the resulting concentration, and how much to draw for a standard daily dose.

Blend Reconstitution Math (70 mg Total)

Metric: Blend composition

Value: 50 mg GHK-Cu + 10 mg TB-500 + 10 mg BPC-157

Metric: BAC water added

Value: 3 mL

Metric: Total concentration

Value: 23.3 mg/mL total blend

Metric: Standard daily dose

Value: 0.10 mL (10 units) = ~2.33 mg total

Component Delivery at 10 Units

GHK-Cu: ~1.67 mg

TB-500: ~0.33 mg

BPC-157: ~0.33 mg

Separate Vials

Independent reconstitution of BPC-157, TB-500, and GHK-Cu allows maximum dosing flexibility.

Each GLOW Stack compound is reconstituted separately. The tables below show the water volume, resulting concentration, and syringe units for common doses. Remember: BPC-157 doses are in micrograms (mcg), while TB-500 and GHK-Cu doses are in milligrams (mg) — double-check your units before drawing.

BPC-157 Reconstitution

Vial: 5 mg

BAC Water: 2 mL

Concentration: 2,500 mcg/mL

250 mcg: 10 units

500 mcg: 20 units

Vial: 10 mg

BAC Water: 2 mL

Concentration: 5,000 mcg/mL

250 mcg: 5 units

500 mcg: 10 units

TB-500 Reconstitution

Vial: 5 mg

BAC Water: 1 mL

Concentration: 5 mg/mL

2.5 mg: 50 units

5 mg: 100 units

Vial: 10 mg

BAC Water: 2 mL

Concentration: 5 mg/mL

2.5 mg: 50 units

5 mg: 100 units

GHK-Cu Reconstitution

Vial: 50 mg

BAC Water: 5 mL

Concentration: 10 mg/mL

1 mg: 10 units

2 mg: 20 units

Vial: 100 mg

BAC Water: 10 mL

Concentration: 10 mg/mL

1 mg: 10 units

2 mg: 20 units

Math verification (separate vials):

  • BPC-157: 5,000 mcg ÷ 2 mL = 2,500 mcg/mL → 500 mcg = 0.20 mL = 20 units
  • TB-500: 5 mg ÷ 1 mL = 5 mg/mL → 2.5 mg = 0.50 mL = 50 units
  • GHK-Cu: 50 mg ÷ 5 mL = 10 mg/mL → 1 mg = 0.10 mL = 10 units
  • BPC-157 is dosed in micrograms; TB-500 and GHK-Cu are dosed in milligrams.
  • Do not confuse mcg and mg dosing units across compounds; label every vial clearly.
  • TB-500 is the shortest reconstituted stability window (1-2 weeks).
  • GHK-Cu may show a slight blue/green tint after reconstitution.

Standard 7-Step Reconstitution (All Three)

  1. Wipe stopper with alcohol and allow to dry.
  2. Draw BAC water volume into sterile syringe.
  3. Direct water against vial wall, not onto powder.
  4. Allow gentle flow down the glass.
  5. Roll 30-60 seconds; do not shake.
  6. Inspect for expected clarity/color.
  7. Label and refrigerate at 2-8C.

Calculator

Use the Peptide Reconstitution Calculator for three-vial GLOW math.

GLOW Stack Side Effects & Safety

Each of the three GLOW Stack peptides has a generally favorable safety profile in individual research, but no clinical trial has tested them as a combined stack.

What to watch for when running all three together:

Blood vessel growth (angiogenic) effects may overlap. BPC-157 and TB-500 both promote new blood vessel formation. Running them together means more angiogenic signaling than either one alone. This is generally considered positive for healing, but people with a history of conditions affected by blood vessel growth (such as certain cancers or retinal conditions) should be aware of this overlap.

GHK-Cu adds copper to your system. The copper in GHK-Cu is what drives its collagen benefits, but copper can accumulate over time. This is why GHK-Cu protocols include cycling — typically 30–60 days on followed by an equal period off. Skipping the off-cycle is the most common mistake with GHK-Cu.

Three compounds means three quality-control risks. Every additional peptide you source is another opportunity for contamination or underdosed product. Using COA-verified suppliers for all three compounds is more important with a multi-peptide stack than with a single-compound protocol.

Commonly reported GLOW Stack side effects:

  • Injection-site irritation (redness, mild swelling — typically resolves in minutes)
  • Short-term fatigue during the first 1–2 weeks of TB-500 loading
  • Occasional headache, usually mild and transient

When to reassess: If injection-site reactions worsen rather than improve over the first week, if fatigue persists beyond the loading phase, or if you notice unusual symptoms, pause the protocol and consult a healthcare provider.

Clinical Evidence Context

Critical Note

No published studies evaluate BPC-157 + TB-500 + GHK-Cu as a combined stack.

Each peptide in the GLOW Stack has its own body of research, though the evidence level varies. BPC-157 has extensive animal and lab-based studies. TB-500 has some human safety data and early-stage (Phase II) clinical trial results. GHK-Cu has been studied both as a topical cream and at the molecular level, with published findings on collagen density improvement and gene-expression effects.

The reason researchers combine these three comes down to coverage: BPC-157 supports blood vessel formation at the repair site, TB-500 helps repair cells travel where they're needed, and GHK-Cu improves the quality of the tissue that gets rebuilt. Each covers a different stage of the healing process.

Storage & Handling

: Lyophilized

BPC-157: -20C long-term

TB-500: -20C long-term

GHK-Cu: -20C long-term

: Reconstituted

BPC-157: 2-8C, up to 30 days

TB-500: 2-8C, 1-2 weeks

GHK-Cu: 2-8C, up to 30 days

: Appearance

BPC-157: Clear

TB-500: Clear

GHK-Cu: May be light blue/green

: Freeze reconstituted

BPC-157: Aliquots possible

TB-500: Do not freeze

GHK-Cu: Do not freeze

TB-500 remains the limiting reconstitution window in most separate-vial workflows.

GLOW vs Wolverine vs Individual Peptides

Not sure whether you need the full GLOW Stack, the simpler Wolverine Stack, or just one peptide on its own? The table below compares them across five key dimensions. The short version: choose GLOW if skin quality matters alongside repair, Wolverine if you want a simpler injury-focused protocol, or an individual peptide if you have a single, specific goal.

Feature: Mechanisms

GLOW: Repair + migration + collagen remodeling

Wolverine: Repair + migration

BPC-157: Local repair

TB-500: Systemic migration

GHK-Cu: Collagen/ECM quality

Feature: Skin/Anti-Aging

GLOW: Excellent

Wolverine: Moderate

BPC-157: Low

TB-500: Low

GHK-Cu: Excellent

Feature: Injury Repair

GLOW: Excellent

Wolverine: Excellent

BPC-157: Good

TB-500: Good

GHK-Cu: Moderate

Feature: Complexity

GLOW: High

Wolverine: Moderate

BPC-157: Low

TB-500: Low

GHK-Cu: Low

Feature: Cost

GLOW: Highest

Wolverine: Moderate

BPC-157: Lower

TB-500: Lower

GHK-Cu: Lower

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Frequently Asked Questions - GLOW Stack

Q2: How do you dose the GLOW Stack?

Typical separate-vial dosing is BPC-157 daily, TB-500 twice weekly, and GHK-Cu daily, with cycle length often governed by GHK-Cu cycling.

Q3: What is the 5:1:1 ratio in the GLOW blend?

It is the common pre-blend weight ratio of GHK-Cu : TB-500 : BPC-157, which makes the GLOW blend GHK-Cu dominant.

Q4: How does the GLOW Stack differ from the Wolverine Stack?

GLOW adds GHK-Cu Protocol to the Wolverine Stack, introducing a dedicated tissue-quality and collagen-remodeling layer.

Q5: How do you reconstitute three separate peptides for the GLOW Stack?

Each peptide is reconstituted separately with BAC water directed against the vial wall. Unit handling matters most: BPC-157 is dosed in mcg, while TB-500 and GHK-Cu are dosed in mg. Label each vial and account for TB-500's shorter 1-2 week stability window. For syringe math, use the PepPal Reconstitution Calculator.

Q6: What results can be expected from the GLOW Stack?

Community reporting generally places early inflammation and pain improvements in 1-2 weeks, visible skin-quality improvements in 2-4 weeks, and deeper remodeling over 4-8+ weeks, especially from the GHK-Cu portion of the stack.

Q7: Is the GLOW Stack safe?

Individual peptide safety profiles are generally favorable, but no trial has evaluated the triple combination. Key considerations are combined angiogenic signaling, copper cycling requirements from GHK-Cu, and supplier quality controls when sourcing a pre-blended GLOW product or separate vials.

Q8: How long should you run the GLOW Stack?

Common planning is 4-6 weeks on with 2-4 weeks off, with extended options in selected cases. GHK-Cu cycling requirements usually set the overall cycle length.

Q9: Should you use a pre-blended GLOW vial or separate vials?

Separate vials provide dose flexibility and are usually preferred for injury-focused workflows; a pre-blended GLOW vial prioritizes convenience and skin-focused use cases. If you want independent control, run BPC-157, TB-500, and GHK-Cu as separate products.

Q10: Can you inject all three peptides at the same time?

Yes. All three can be used in the same session, but separate syringes are preferred for separate-vial workflows with BPC-157, TB-500, and GHK-Cu.

Q11: Does the GLOW Stack help with skin anti-aging?

Yes. This is a primary reason people use GLOW, mainly due to the GHK-Cu Protocol component and its collagen/remodeling role.

Q12: Can you add KPV to the GLOW Stack?

Yes. The four-peptide extension is often called KLOW for inflammation-heavy contexts and adds the KPV Protocol.

Q14: Is this medical advice?

No. This is an educational research reference.

Q15: Where can I calculate reconstitution and syringe units?

Use the PepPal calculator for exact dose-to-unit conversions.

Sources & Research

  1. Vasireddi N, et al. "Emerging Use of BPC-157 in Orthopaedic Sports Medicine: A Systematic Review." Orthopaedic Journal of Sports Medicine, 2025.
  2. Ruff D, et al. "A randomized, placebo-controlled, single and multiple dose study of intravenous thymosin beta4 in healthy volunteers." Annals of the New York Academy of Sciences, 2010.
  3. Pickart L, Margolina A "Regenerative and Protective Actions of the GHK-Cu Peptide in the Light of the New Gene Data." International Journal of Molecular Sciences, 2018 Link.
  4. Bock-Marquette I, et al. "Thymosin β4 activates integrin-linked kinase and promotes cardiac cell migration, survival and cardiac repair." Nature, 2004.
  5. Smart N, et al. "Thymosin beta4 induces adult epicardial progenitor mobilization and neovascularization." Nature, 2007.
  6. Pickart L, et al. "GHK Peptide as a Natural Modulator of Multiple Cellular Pathways in Skin Regeneration." BioMed Research International, 2015 Link.
  7. Yuvan Research / McGill University "Epigenetic mechanisms activated by GHK-Cu increase skin collagen density in clinical trial." EurekAlert, 2024.
  8. Ehrlich HP, Hazard SW "Thymosin beta4 enhances repair by organizing connective tissue and preventing the appearance of myofibroblasts." Annals of the New York Academy of Sciences, 2010.
  9. Gwyer D, et al. "Gastric pentadecapeptide BPC 157 and its role in accelerating musculoskeletal soft tissue healing." Cell and Tissue Research, 2019.
  10. Philp D, et al. "Thymosin beta4 promotes angiogenesis, wound healing, and hair growth." FASEB Journal, 2004.
  11. Sikiric P, et al. "The Stable Gastric Pentadecapeptide BPC 157 Pleiotropic Beneficial Activity." Pharmaceuticals, 2024 Link.
  12. Broad Institute Connectivity Map "Gene expression analysis of GHK-Cu." CLUE, 2024 Link.

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Disclaimer

BPC-157, TB-500, and GHK-Cu are not FDA-approved for injection. No clinical trials have evaluated the three-peptide combination.

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