GLOW Fragment is a healing & repair research compound currently in stock directly from a verified Chinese manufacturer. Every batch is tested by the manufacturer for purity and concentration as part of routine quality control. Sourcing is direct — no intermediaries. Minimum order value is $600 USD. International shipping available.
GLOW Fragment is a pre-mixed lyophilized research formulation containing TB-500 Fragment (17-24), BPC-157, and GHK-Cu (copper peptide). It is the Fragment-based counterpart to GLOW (which uses full-length TB-500/Thymosin Beta-4 Acetate). By substituting the 43-amino acid Tβ4 with its actin-binding octapeptide fragment (residues 17-24), GLOW Fragment isolates the LKKT-motif contribution to the triple-combination's tissue repair and dermal remodeling research profile.
Each component contributes a distinct mechanistic layer: TB-500 Fragment drives actin-dependent cell migration via G-actin sequestration; BPC-157 promotes angiogenesis (VEGF upregulation), growth factor receptor sensitization, and gastroprotection; GHK-Cu stimulates collagen and elastin synthesis, matrix metalloproteinase (MMP) regulation, and antioxidant gene expression in fibroblasts and keratinocytes. Together, the combination provides vascularization, ECM remodeling, and focused actin-regulatory signaling in a structurally minimal format.
PeptidesFromChina.co supplies GLOW Fragment as a lyophilized powder with each component individually purity-verified at ≥98% by HPLC before blending. For laboratory research use only.
| Components | TB-500 Fragment (17-24) + BPC-157 + GHK-Cu |
|---|---|
| Vs. GLOW | Fragment version uses TB-500 Frag (17-24) in place of full-length TB-500 (43aa Tβ4) |
| Research Areas | Dermal repair, angiogenesis, ECM remodeling, collagen synthesis, actin-mediated cell migration |
| Form | Lyophilized powder blend |
| Storage | −20°C long-term; 2-8°C aqueous solution |
| Sequence | N/A — complex blend |
| CAS Number | N/A — complex blend |
| Molecular Formula | N/A — complex blend |
| Molecular Weight | N/A — complex blend |
| Name | Strength | Pack Size | Purity | Availability | Price (USD) |
|---|---|---|---|---|---|
| GLOW Fragment | 70 mg | 10 vials | ≥98% | In Stock | $131.00 |
Testing method: HPLC / LC-MS. Every batch is tested before shipment. Purity ≥99% confirmed per batch.
Every batch is tested by the manufacturer for purity and concentration as part of routine quality control, using methods such as HPLC and LC-MS. These results are kept in the manufacturer's internal quality-control records and are not issued as a separate certificate or document.
GLOW Fragment addresses the three phases of wound repair with each component targeting a distinct pathway: TB-500 Fragment provides actin-dependent keratinocyte and fibroblast migration; BPC-157 drives VEGF-mediated angiogenesis for vascular ingrowth; GHK-Cu promotes collagen type I, III, and elastin synthesis and regulates MMP activity in the remodeling phase. Scratch-wound closure assays in HDF and HaCaT cell lines, HUVEC tube formation, and 3D dermal equivalent models are standard research formats.
Side-by-side comparison of GLOW Fragment versus GLOW (full TB-500) in identical experimental designs allows researchers to quantify the specific contribution of the LKKT actin-binding motif to the triple combination's activity. Endpoints including wound closure velocity, tube formation area, and collagen deposition can be measured to assess whether the Fragment provides equivalent, reduced, or synergistically different outcomes compared to the full Tβ4 sequence in triple-component combination.
GLOW contains TB-500 (full 43-amino acid Thymosin Beta-4 Acetate), BPC-157, and GHK-Cu. GLOW Fragment substitutes TB-500 Fragment (17-24) — the isolated actin-binding region of Tβ4 — for the full-length peptide. GLOW Fragment is used in research designs that require the actin-binding domain contribution specifically, or for SAR comparison against the full-length GLOW formulation.
GLOW (full TB-500) is appropriate for research requiring the complete Tβ4 biology — systemic distribution, broader actin dynamics, and the full protein's molecular interactions. GLOW Fragment is chosen for mechanistic studies focused on the actin-binding core (LKKT motif) or for SAR comparison protocols. GLOW Fragment is also lower in molecular weight per vial, which affects dosing calculations in mg-based protocols.
Each component (TB-500 Fragment, BPC-157, GHK-Cu) is individually purity-verified at ≥98% by HPLC before blending. Identity is confirmed by mass spectrometry. Every batch is tested by the manufacturer as part of routine quality control.
For laboratory research use only. Not for human or veterinary use. PeptidesFromChina.co is a B2B wholesale supplier operating under strict research-use-only terms. All products are sold exclusively for in vitro and preclinical research purposes.