Which vendors sell Kisspeptin-10 with independent COA testing?

25 vendors in the Merit Verified directory have independent COA evidence on file for Kisspeptin-10 — 84 COAs total. COA coverage and test dates are listed on the Kisspeptin-10 page at https://meritverified.org/peptides/kisspeptin-10.

How do I verify the quality of Kisspeptin-10 from a vendor?

To verify Kisspeptin-10 quality, look for an independent certificate of analysis (COA) from a third-party lab — not a lab the vendor owns or pays directly. The COA should state the tested compound, lot number, purity percentage (identity and concentration), and the lab's name. Cross-reference the lot number against the vendor's current stock. Merit Verified indexes COAs for Kisspeptin-10 at https://meritverified.org/peptides/kisspeptin-10 so you can compare evidence across vendors before buying.

What is the regulatory status of Kisspeptin-10?

Kisspeptin-10 is tracked in the Merit Verified registry. Regulatory status for research peptides in the US has been evolving — the FDA has reclassified a number of peptides out of the 503A compounding ingredient list since 2025. Merit Verified does not provide legal or regulatory advice; check official FDA sources or consult a licensed professional for the current status of Kisspeptin-10 in your jurisdiction.

Growth Hormone Secretagogues

Kisspeptin-10

Also known as: KP-10

Kisspeptin-10 (KP-10) is the 10-amino-acid C-terminal fragment of kisspeptin (the KISS1 gene product, also called metastin) that retains full biological activity. It is an investigational signaling peptide that sits at the top of the reproductive axis and is studied for fertility, hypogonadism, and as a diagnostic challenge. It is not FDA-approved.

Where to buy · live market data

Who's worth your money for Kisspeptin-10

Every current seller, ranked by independent evidence — Merit Score, latest COA purity, and live $/mg (size-normalized). Prices refresh daily. Rankings are never paid.

Top Merit pick

🇺🇸 BioLongevity Labs 96

Highest Merit Score (96) of 12 scored sellers

$6.50/mg

$64.97 · 10mg · 99.8% purity

9 COAs

Buy code MERIT · 15% off

Best value

Modern Research Peptides 82

Lowest $/mg among scored sellers

$2.93/mg

$29.32 · 10mg

no COAs yet

Buy

Most tested

🇺🇸 Peptide Crafters 94

3 independent COAs on file

$5.10/mg

$25.50 · 5mg · 99.2% purity

3 COAs

Buy code CRAFTERS10 · 10% off

Average price

$5.98/mg

range $2.60–$13.00/mg

Sellers

from $25.50

45-day trend

-4.5%

vs 45-day avg $/mg

57 of 64 sellers have a current price· 42 stale hidden· 3 unverified hidden

	Vendor	Price	$/mg	vs avg	Purity	COAs	Merit
🇺🇸	BioLongevity Labs ✓ verified at source · just now	$64.97· 10mg	$6.50/mg	+8.7%	99.8%	9	96	Buy code MERIT · 15% off
🇺🇸	Licensed Peptides ✓ verified at source · just now	$68.99· 10mg	$6.90/mg	+15.4%	99.8%	2	95	Buy code MERIT · 5% off
🇺🇸	Peptide Crafters ✓ verified at source · just now	$25.50· 5mg	$5.10/mg	-14.7%	99.2%	3	94	Buy code CRAFTERS10 · 10% off
🇺🇸	Peptide Plugs ✓ verified at source · just now	$50.00· 10mg	$5.00/mg	-16.4%	99.5%	1	89	Buy
🇺🇸	Soma Peptides ✓ verified at source · just now	$69.00· 10mg	$6.90/mg	+15.4%	99.5%	2	89	Buy
🇨🇳	Reta Peptide ✓ verified at source · just now	$100· 10mg	$10.00/mg	+67.3%	—	—	83	Buy
	Modern Research Peptides ✓ verified at source · just now	$29.32· 10mg	$2.93/mg	-51%	—	—	82	Buy
🇺🇸	OROS Research ✓ verified at source · just now	$39.99· 5mg	$8.00/mg	+33.8%	99.0%	2	79	Buy
	Sports Technology Labs ✓ verified at source · just now	$51.99· 5mg	$10.40/mg	+73.9%	99.3%	1	78	Buy
🇺🇸	Certified Peptides ✓ verified at source · just now	$52.00· 5mg	$10.40/mg	+74%	—	1	60	Buy

Top Merit pick

🇺🇸 BioLongevity Labs
✓ verified at source · just now
96

$6.50/mg +8.7% vs avg

$64.97

10mg

99.8% purity 9 COAs

Buy code MERIT · 15% off
🇺🇸 Licensed Peptides
✓ verified at source · just now
95

$6.90/mg +15.4% vs avg

$68.99

10mg

99.8% purity 2 COAs

Buy code MERIT · 5% off
🇺🇸 Peptide Crafters
✓ verified at source · just now
94

$5.10/mg -14.7% vs avg

$25.50

5mg

99.2% purity 3 COAs

Buy code CRAFTERS10 · 10% off
🇺🇸 Peptide Plugs
✓ verified at source · just now
89

$5.00/mg -16.4% vs avg

$50.00

10mg

99.5% purity 1 COA

Buy
🇺🇸 Soma Peptides
✓ verified at source · just now
89

$6.90/mg +15.4% vs avg

$69.00

10mg

99.5% purity 2 COAs

Buy
🇨🇳 Reta Peptide
✓ verified at source · just now
83

$10.00/mg +67.3% vs avg

$100

10mg

no purity

Buy
Modern Research Peptides
✓ verified at source · just now
82

$2.93/mg -51% vs avg

$29.32

10mg

no purity

Buy
🇺🇸 OROS Research
✓ verified at source · just now
79

$8.00/mg +33.8% vs avg

$39.99

5mg

99.0% purity 2 COAs

Buy
Sports Technology Labs
✓ verified at source · just now
78

$10.40/mg +73.9% vs avg

$51.99

5mg

99.3% purity 1 COA

Buy
🇺🇸 Certified Peptides
✓ verified at source · just now
60

$10.40/mg +74% vs avg

$52.00

5mg

no purity 1 COA

Buy

Prices observed from public storefronts (last 24h), normalized to $/mg. "Evidence" is Merit's 0–100 Merit Score, derived only from observable verification evidence (methodology on /about); "Purity" is the latest independent COA. Some buy links are affiliate links — Merit may earn a commission at no extra cost to you, and where a vendor offers one, the code shown gets you a discount at their checkout. Affiliate status never affects price data, ranking, or the Merit Score (full policy on /disclosure). Research use only.