KLOW Peptide Blend for Sale | Compare Brands and Lab Reports

How to choose

Which KLOW Blend is right for your research?

Every brand is compared on the same points, using the information each brand publishes. Pick the one that fits how you work.

Compare on Information each brand publishes

Viora Our pick: recommended

Divine Steel Peptides

Trynity Peptides

Who it's for

Best for

Researchers who want a lab report for every lot

Larger vial sizes, including Tesamorelin 20 mg

A low cost first order

Lab testing

Third-party lab report

Published, tested by Freedom Labs

Coming soon

Purity on latest lot

99.93%

Coming soon

Other tests on the report

Content, Identity, Endotoxin, Heavy metals, Microbial (PCR)

Coming soon

Price

Vial sizes

80 mg

Price per vial

$83.05

$140

$150

Lowest price per mg

$0.88 (80 mg, 5 vials)

$1.49 (80 mg, 5 vials)

$1.59 (80 mg, 5 vials)

Shipping and returns

Dispatch

Not published yet

Shipping cost

$7.95 for Standard, free over $150

Returns

30 days on unopened vials

Damage claims within 48 hours

Prices from each brand, 24 Oct 2026

Choose Viora, $83.05

Choose Divine Steel, $140

Choose Trynity, $150

Viora Our pick

Best for: Researchers who want a lab report for every lot
Third-party lab report: Published, tested by Freedom Labs
Purity on latest lot: 99.93%
Other tests on the report: Content, Identity, Endotoxin, Heavy metals, Microbial (PCR)
Vial sizes: 80 mg
Price per vial: $83.05
Lowest price per mg: $0.88 (80 mg, 5 vials)
Dispatch: Not published yet
Shipping cost: $7.95 for Standard, free over $150
Returns: 30 days on unopened vials

Choose Viora

Divine Steel Peptides

Best for: Larger vial sizes, including Tesamorelin 20 mg
Third-party lab report: Published, tested by Freedom Labs
Purity on latest lot: 99.93%
Other tests on the report: Content, Identity, Endotoxin, Heavy metals, Microbial (PCR)
Vial sizes: 80 mg
Price per vial: $140
Lowest price per mg: $1.49 (80 mg, 5 vials)
Dispatch: Not published yet
Shipping cost: $7.95 for Standard, free over $150
Returns: 30 days on unopened vials

Choose Divine Steel Peptides

Trynity Peptides

Best for: A low cost first order
Third-party lab report: Coming soon
Purity on latest lot: Coming soon
Other tests on the report: Coming soon
Vial sizes: 80 mg
Price per vial: $150
Lowest price per mg: $1.59 (80 mg, 5 vials)
Dispatch: Not published yet
Shipping cost: $7.95 for Standard, free over $150
Returns: Damage claims within 48 hours

Choose Trynity Peptides

Our recommendation

Viora

Viora is made and shipped in the USA, with a published lab report for the lot on your vial. Bought in 5 vial bundles, Viora works out cheaper per mg ($0.88 vs $1.49).

Source: each brand's website, checked 24 Oct 2026. “Not published yet” means the brand has not made that information public.

Lab report

KLOW Blend test results, matched to the lot

Viora, lot VIO-KLOW-260721. Tested by Freedom Labs, an independent laboratory, in 1 report dated 27 Jul 2026.

Purity

Pass

99.93%

HPLC-UV

View report

Content

Reported

GHK-Cu 58.61 mg, KPV 10.60 mg, Thymosin Beta-4 12.24 mg, BPC-157 10.82 mg

Net content

View report

Identity

Pass

GHK-Cu/KPV/Thymosin Beta-4/BPC-157 confirmed

LC-MS

View report

Endotoxin

Pass

LAL, USP 85, 2 replicates

View report

Heavy metals

Pass

Below limits

ICP-MS: As, Cd, Pb, Hg

View report

Microbial (PCR)

Pass

No microbial DNA detected

PCR

View report

View full lab report

Divine Steel Peptides: lot DSP-KLOW-260721, 99.93% purity, Freedom Labs. View report

Trynity Peptides lab report for KLOW Blend: coming soon. It will appear here when it is uploaded.

KLOW Blend research guide · Updated 24 Oct 2026

What is KLOW Blend?

KLOW is a research blend of four peptides in one vial: GHK-Cu, KPV, BPC-157 and TB-500. Every brand here labels the vial 80 mg. The lab report for the current lot measured 58.61 mg of GHK-Cu, 10.60 mg of KPV, 12.24 mg of TB-500 (thymosin beta-4) and 10.82 mg of BPC-157. The copper in GHK-Cu gives the powder a blue color. Sold for in vitro and preclinical laboratory research only.

Full specifications

Length: Four peptides: GHK-Cu, KPV, BPC-157 and TB-500
CAS number: 89030-95-5 (GHK-Cu), 67727-97-3 (KPV), 137525-51-0 (BPC-157), 77591-33-4 (TB-500)
Form: Blue lyophilized powder
Purity standard: 99% or higher (brand listing)
Storage: Before reconstitution 2 to 8 °C, dry and away from light. After reconstitution 2 to 8 °C, use within 28 days.

How KLOW Blend is tested

A good KLOW Blend listing comes with a lab report for the exact lot in the vial. These are the results to look for:

Purity (HPLC)
How much of the sample is the compound
Identity (MS or LCMS)
Confirms it is the right molecule
Net content
The real mg in the vial versus the label
Endotoxin (LAL)
Bacterial residue, reported in EU
Sterility
Confirms nothing is growing in the vial
Heavy metals (ICP-MS)
Arsenic, cadmium, lead and mercury

Storage and handling

Keep KLOW Blend vials at 2 to 8 °C, dry and away from light, before reconstitution. Once reconstituted for laboratory use, store at 2 to 8 °C and use within 28 days.

KLOW vs GLOW

KLOW is GLOW plus KPV. GLOW holds GHK-Cu, BPC-157 and TB-500 in a 70 mg vial. KLOW adds KPV, a 3 amino acid fragment of alpha-MSH, in an 80 mg vial.

Blend GLOW Blend Lab reports and price per mg by brand Read more → Compound KPV Lab reports and price per mg by brand Read more →

Where to buy KLOW Blend

Online Peptide Market shows every brand that sells KLOW Blend on one page, so you can compare lab reports, price per mg and shipping before you buy. Trynity Peptides offers a 80 mg vial. Viora offers a 80 mg vial with a published Freedom Labs report. Divine Steel Peptides offers a 80 mg vial with a published Freedom Labs report. Buy 3 vials to save 10%, or 5 vials to save 15%.

Questions and answers

KLOW Blend questions, answered

Where can I buy KLOW Blend?

Right here. Online Peptide Market lists every brand's KLOW Blend on one page: Trynity Peptides (80 mg for $150), Viora (80 mg for $83.05) and Divine Steel Peptides (80 mg for $140). Compare lab reports, price per mg and shipping, then check out in one cart.

Is the KLOW Blend third-party tested?

Viora's KLOW Blend, lot VIO-KLOW-260721, was tested by Freedom Labs: 99.93% purity by HPLC-UV, identity confirmed by LC-MS, measured content (GHK-Cu 58.61 mg, KPV 10.60 mg, Thymosin Beta-4 12.24 mg, BPC-157 10.82 mg), passed endotoxin testing, no microbial DNA detected and heavy metals below limits. Divine Steel Peptides' KLOW Blend, lot DSP-KLOW-260721, was tested by Freedom Labs: 99.93% purity by HPLC-UV, identity confirmed by LC-MS, measured content (GHK-Cu 58.61 mg, KPV 10.60 mg, Thymosin Beta-4 12.24 mg, BPC-157 10.82 mg), passed endotoxin testing, no microbial DNA detected and heavy metals below limits. Trynity Peptides' report is coming soon.

What is the difference between KLOW and GLOW?

KLOW contains four peptides: GHK-Cu, KPV, BPC-157 and TB-500, in an 80 mg vial. GLOW contains three of them, without KPV, in a 70 mg vial. Both are sold here, so you can compare each brand side by side.

Do you offer bulk discounts on KLOW Blend?

Yes. Buy 3 vials and save 10%, or 5 vials and save 15%. A 5 vial bundle of Viora 80 mg works out to $0.88 per mg, the lowest price per mg on the page.

How should KLOW Blend be stored?

Before reconstitution, keep vials at 2 to 8 °C, dry and away from light. Once reconstituted for lab use, store at 2 to 8 °C and use within 28 days.

What does research use only mean?

Products are sold only for in vitro laboratory research. They are not drugs, supplements or cosmetics, are not FDA approved, and are not for human or veterinary use. Buyers must be 21 or older.

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