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KLOW vs BPC-157 + TB-500

KLOW and BPC-157 + TB-500 are both studied in recovery research, but they are different classes of compound with different reported research applications.

✓ both US-made · third-party tested · batch COA on every order

Last updated August 25, 2026

How do KLOW and BPC-157 + TB-500 differ?

KLOW (Four-peptide research blend · cellular research) is catalogued under recovery & gut research; BPC-157 + TB-500 (Co-formulated two-peptide research blend) is catalogued under recovery & gut research. Verve lists 4 reported research applications for KLOW and 5 for BPC-157 + TB-500. Both are made in the United States, screened by HPLC to a 99%+ purity standard, and shipped with a batch-level certificate of analysis.

KLOW compared with BPC-157 + TB-500 across compound class, research area, supply format, purity standard, documentation, catalog price and stock.
fieldKLOWBPC-157 + TB-500
compound classFour-peptide research blend · cellular researchCo-formulated two-peptide research blend
research arearecovery & gutrecovery & gut
reported research applications4 listed5 listed
supplied asco-formulated blendco-formulated blend
catalog sizes80mg · 160mg20mg
purity standard99%+ by HPLC99%+ by HPLC
manufacturedUnited StatesUnited States
batch COApublished per lotpublished per lot
endotoxin-tested optionavailableavailable
co-formulated together innot co-formulatednot co-formulated
price from$185.99$171.49
availabilityin stockin stock

Prices and stock read live from the catalog. Both compounds are supplied strictly as reference materials for in-vitro laboratory research.

What is KLOW and what is BPC-157 + TB-500?

KLOW is classified as Four-peptide research blend · cellular research; BPC-157 + TB-500 as Co-formulated two-peptide research blend. Both profiles below cover scientific identity only — what the molecule is and which laboratory models it appears in. Verve supplies both strictly as in-vitro reference materials, and neither profile describes human or veterinary use.

KLOW

Four-peptide research blend · cellular research

KLOW is a research blend that combines four of the most-studied peptides (BPC-157, TB-500, GHK-Cu, and KPV) in a single vial. Verve supplies it as a high-purity, batch-tested research preparation for cellular research.

full KLOW profile →

BPC-157 + TB-500

Co-formulated two-peptide research blend

BPC-157 + TB-500 is a co-formulated research blend that combines two of the most frequently cited reference peptides in tissue-repair literature, BPC-157 / TB-500, in a single vial. BPC-157 is a synthetic pentadecapeptide derived from a partial sequence identified in human gastric juice; TB-500 is a synthetic 43-amino-acid peptide corresponding to an active fragment of thymosin beta-4, a naturally-occurring actin-binding protein.

full BPC-157 + TB-500 profile →

Which research models is each compound studied in?

KLOW and BPC-157 + TB-500 both sit inside recovery & gut research, so their listed models share framing while differing in specifics. The table lists 4 reported research applications for KLOW and 5 for BPC-157 + TB-500. Rows are per compound, not equivalences.

Reported research applications listed for KLOW and for BPC-157 + TB-500. Entries are listed per compound; a shared row is not a claim that the two applications are equivalent.
KLOW — reported research applicationsBPC-157 + TB-500 — reported research applications
Multi-compound cellular researchMulti-compound tissue-repair research models
Tissue-repair research modelsCell-migration and wound-healing research
Extracellular-matrix and remodeling researchAngiogenesis and vascular-signaling research
Comparative peptide researchActin-regulation and cytoskeletal research
Comparative research on blended versus single-peptide preparations

Research contexts only. Both compounds are supplied for laboratory research use only, and no entry above describes an effect in humans or animals.

What sizes and prices does verve list for KLOW and BPC-157 + TB-500?

KLOW is listed from $185.99 and BPC-157 + TB-500 from $171.49. The table below is every catalog size verve currently lists for the two compounds, at single-vial prices before the automatic multi-compound discount. Sizes describe the vial format supplied to the laboratory, nothing more.

Catalog sizes, single-vial prices and stock status for KLOW and BPC-157 + TB-500.
compoundsize listedpriceavailability
KLOW80mg$185.99in stock
KLOW160mg$314.49in stock
BPC-157 + TB-50020mg$171.49in stock

Any 2 different compounds take 20% off, any 3 take 30% — applied automatically in the cart, no code. Orders placed Monday–Friday ship by 2pm CT, free over $100.

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Frequently asked questions about KLOW and BPC-157 + TB-500

What is KLOW?

KLOW is a research blend of four peptides (BPC-157, TB-500, GHK-Cu, and KPV) in one vial. Verve supplies it as a research compound for laboratory use only, not for human or veterinary use.

What is KLOW studied for in research?

It is used in multi-compound cellular and tissue-repair research models where these four peptides are studied together. Verve makes no health claims.

What is BPC-157 + TB-500?

BPC-157 + TB-500 is a co-formulated research blend of two well-characterized reference peptides, BPC-157 / TB-500, supplied in one vial. Verve supplies it as a research compound for laboratory use only, not for human or veterinary use.

What is the BPC-157 / TB-500 blend studied for in research?

It is used in multi-compound cellular models covering tissue repair, cell migration, angiogenesis, and actin regulation, where both peptides are studied together. Verve makes no health claims.

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verve products are sold for laboratory research and development purposes only and are not intended for human or veterinary use of any kind. statements on this site have not been evaluated by the FDA.