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KLOW

★★★★★4.5 · 20 reviews REPORT AVAILABLE
$119.95 Quantity discounts
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Klow is a GHK-Cu + BPC-157 + TB-500 + KPV research blend supplied as a lyophilized powder for laboratory use. It is studied in matrix, repair, inflammation-pathway, and cell-migration research models. For research use only.

Published blend report · numeric combined purity not reported
tuned KLOW research vial, report available
Combined purityNot reported
🇺🇸Lyophilized, third-party tested, and shipped from the United States.
Certificate of Analysis for this lot, issued by Horizon Analytical Open full certificate (PDF) ↗
Quantity — 5% at 2, 10% at 3, 20% at 5, 30% at 10 vials
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Evidence and protection — stated precisely
Evidence status — the published blend report does not state a numeric combined purity result, so the Money-Back Purity Guarantee is not displayed for this product.
Free shipment protection — coverage includes carrier-confirmed loss or non-delivery, physical transit damage, an incorrect item, or a physical fault on delivery. Choose one no-cost replacement or an original-payment refund for the affected item. Terms apply.

Klow is a multi-peptide research blend supplied as a lyophilized powder for laboratory use.

Matrix and repair models — studied in tissue-response research.
Inflammation-pathway work — investigated in preclinical pathway studies.
Cell-migration studies — examined in actin and matrix literature.
Blend comparison — used alongside narrower repair blends.
For research use only — not for human consumption. No therapeutic, veterinary, or human-use claims are made.
Download this lot's CoA — Blend Report & Endotoxin (PDF) Certificate authenticity is verified independently by Horizon Analytical →
Combined purityNot reported for this blend
Report methodsUPLC + MS listed; numeric result blank
CoA for lot TR-2431473Verify independently on Horizon
Specifications & certificate of analysis
Specifications

Exactly what's in the vial.

CompoundKLOW (research blend)
ComponentsGHK-Cu · BPC-157 · TB-500 · KPV
FormLyophilized powder
Net quantity80 mg (total blend)
AppearanceWhite / off-white
Combined purityNot reported
Storage−20°C, desiccated
LotTR-2431473

The published blend report is downloadable below. Its numeric combined purity and quantity result fields are blank.

Certificate of analysis

Proof for this exact lot.

Certificate of Analysis
Independently tested by Horizon Analytical
THIRD-PARTY
REPORT
PUBLISHED
CompoundKLOW
Lot numberTR-2431473
Testing labHorizon Analytical · independent
Identity (MS)Confirmed
Endotoxin (LAL)< 0.05 EU/mL
QuantitationConfirmed
Combined purity
Not reported
Horizon Analytical — independent testing laboratory
Independently tested by Horizon Analytical — a US-based lab
The published report leaves combined purity and quantity blank. Verify authenticity directly through Horizon Analytical
Download CoA — Blend Report & Endotoxin (PDF)
What KLOW is studied for
Research applications

What KLOW is studied for.

A four-peptide research blend — GHK-Cu, BPC-157, TB-500 and KPV. Its components are investigated across the following preclinical and in-vitro research areas.

Skin remodeling

GHK-Cu is studied in preclinical and in-vitro research for skin-aging, collagen and dermal remodeling.

Tissue & tendon repair

BPC-157 and TB-500 are studied in preclinical and in-vitro research for wound healing and connective-tissue repair.

Gut-barrier support

BPC-157 and KPV are studied in preclinical and in-vitro research for gut-lining integrity and GI research.

Anti-inflammatory

KPV is studied in preclinical and in-vitro research for anti-inflammatory (NF-κB) signalling and skin research.

⚠ For research use only — not for human consumption. The information above describes published laboratory research directions and is not a claim of any therapeutic effect, benefit or intended use in humans or animals. Research directions are cross-referenced against the Kitrus knowledge graph (verified Apr 2026).
The science behind KLOW
Research & mechanism

The science behind KLOW

KLOW is a four-peptide research blend: the GLOW stack — GHK-Cu (the Gly-His-Lys copper tripeptide), BPC-157 (a gastric-derived pentadecapeptide) and TB-500 (a Thymosin β4 fragment) — combined with KPV, the C-terminal lysine-proline-valine tripeptide of α-MSH. In research these components have been studied for collagen and extracellular-matrix remodelling (COL1A1/COL3A1), angiogenesis and tissue repair (VEGFR2/actin family), gut-barrier integrity and anti-inflammatory signalling (NF-κB / cytokine down-regulation) — bringing skin, repair and anti-inflammatory research directions together in one blend.

4
Peptides in the blend
500+
Indexed publications
—
Combined purity not reported
Key molecular targets studied
COL1A1COL3A1BDNFKDRACTBCASP3BCL2NFKB1IL6
Read the full research picture
Selected research

Targets, pathways and publications are compiled from curated biomedical databases (ChEMBL and pathway resources) and PubMed for each peptide in the blend. They describe directions of laboratory investigation only — not clinical outcomes, efficacy, human-use guidance, or any intended use in humans or animals.

Compiled from PubMed & curated biomedical databases · published third-party report available · for research use only
Researching first? Read the research library — the science behind each peptide in the blend ↗
Evidence & protection
Evidence & protection

Proof and terms, stated precisely.

Evidence status

The published blend report does not state a numeric combined purity result, so the Money-Back Purity Guarantee is not displayed for this product.

Lyophilized, third-party tested, and shipped from the United States. 🇺🇸

Lyophilized, third-party tested, and shipped from the United States.

Free shipment protection

Coverage includes carrier-confirmed loss or non-delivery, physical transit damage, an incorrect item, or a physical fault on delivery. Choose one no-cost replacement or an original-payment refund for the affected item. Terms apply.

Evidence details

Audit the selected strength.

Lower-page detail from Tuned's canonical SKU-to-certificate crosswalk. The purchase controls above remain the controlling selection and price interface.

Evidence for the selected strength

KLOW · 80 MG

Physical SKU
TUN-KLOW-80MG
Report / lot
TR-2431473
Analysis date
2026-07-04
Purity method
UPLC
Purity result
Not reported
Identity method
MS
Identity result
No numeric component identity result stated
Measured quantity
Not reported
Endotoxin
<0.05 EU/mL
Evidence status
Report available; numeric purity guarantee not eligible
Guarantee class
Not eligible for a numeric purity guarantee
Inventory relationship
Unknown
Last verified
2026-08-22
Open certificate PDFOpen Horizon Analytical independent verification

The report exists, but this record is not eligible for a numeric purity guarantee. It does not establish sterility, human safety, efficacy, or suitability for human or animal use.

How this evidence should be read

UPLC purity separates and measures chromatographic components and can provide higher resolution and faster analysis than conventional HPLC under an appropriate validated method. For blends, component results and a numeric combined result are different facts; a report is not presented as a combined numeric purity result unless it states one. Mass spectrometry supplies separate identity evidence where reported, while quantity and endotoxin answer different questions. None establishes sterility, human safety, efficacy, or suitability for human or animal use. Certificate authenticity is checked independently through Horizon Analytical, not by Tuned. Read the full testing explanation.

Price and order transparency
Selected-strength single-vial price—
Existing quantity tiers1 vial; 5% at 2; 10% at 3–4; 20% at 5–9; 30% at 10+

This read-only summary mirrors the purchase interface above. Cart-wide eligibility, current shipping terms, and guarantee terms are controlled by their linked storefront and policy surfaces.

Questions

KLOW, answered.

Storage, documentation, shipping and research-use terms.

Add to cart
What is in the KLOW blend?
KLOW combines four research peptides in one lyophilized vial: the GLOW stack — GHK-Cu, BPC-157 and TB-500 — plus KPV, a lysine-proline-valine tripeptide derived from α-MSH. It is offered as the most complete skin, repair and anti-inflammatory research profile in a single blend. The lot-specific third-party report is linked above; its numeric combined purity and quantity result fields are blank.
What does the published report establish?
The lot-specific third-party report is downloadable above and independently verifiable through Horizon Analytical. Its numeric combined purity and quantity result fields are blank, so Tuned does not present a numeric purity claim for this blend.
What's the best way to store KLOW?
Store according to the product label and applicable institutional laboratory procedures.
Is this for human use?
No. KLOW is sold strictly for research, laboratory and educational purposes only. It is not approved for human consumption, veterinary use, or any therapeutic application, and no human dose is established or provided. By purchasing you confirm you are a qualified researcher and will comply with all applicable laws.
Complete the kit

What other researchers buy.

Add another compound to your order and qualify for quantity discounts.

GHK-Cu

GHK-Cu

50 MG≥ 99%
$49.95View ▸
BPC-157

BPC-157

5 MG≥ 99%
$49.95View ▸
TB-500

TB-500

10 MG≥ 99%
$59.95View ▸
BPC-157

BPC-157

5 MG≥ 99%
$49.95View ▸
Peptide research, precisely calibrated

Ready when your research is.

KLOW — the four-peptide GLOW + KPV blend, with a published lot-specific report and free shipment protection.

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KLOW · 80 MG
Quantity discounts · report available
$119.95 Add to cart