Kisspeptin

As of September 27, 2026, PepAssess found Kisspeptin at 122 vendors. Lowest price $2.70/mg, median $5.70/mg. Vendors are ranked by evidence score, not by price or payment.

#	Vendor	Doses (mg)	From	Best $/mg	Evidence score ⓘ
1	Alpha Peptidesalpha-peptides.com	10	$27 ↗	$2.74	77
2	Optima Supplyoptimasupply.is	10	$45 ↗	$4.50	77
3	BBioLongevity Labsbiolongevitylabs.com	10	$65 ↗	$6.50	77
4	Hydro Research Peptideshydroresearchpeptides.com	10	$45 ↗	$4.50	76
5	STSports Technology Labssportstechnologylabs.com	5	$25 ↗	$5.10	76
6	Peptides Collectivepeptidescollective.com	10	$35 ↗	$3.50	72
7	Nationwide Peptidesnationwidepeptides.com	5, 10	$43 ↗	—	70
8	Ng Peptidengpeptide.com	—	$35 ↗	—	69
9	Licensed Peptideslicensedpeptides.com	5, 10	$69 ↗	—	69
10	Royal Peptides USA Canadaroyal-peptides.com	—	$420 ↗	—	68
11	Northwest Peptidesnorthwestpeptides.com	10	$50 ↗	$5.00	67
12	Evo Labs Researchevolabsresearch.co	—	$90 ↗	—	67
13	Nextgen Pepsnextgenpeps.com	—	$46 ↗	—	67
14	OBONYX BIOLABSonyxbiolabs.com	10	$65 ↗	$6.50	66
15	My Amino Labmyaminolab.com	5	$33 ↗	$6.60	66
16	Saiyan Medsaiyanmed.com	5, 10	$66 ↗	—	65
17	Ez Peptidesezpeptides.com	10	$44 ↗	$4.40	64
18	Paramount Peptidesparamountpeptides.com	5, 10	$60 ↗	$8.42	64
19	Fit Aminosfitaminos.com	—	$46 ↗	—	63
20	American Peptidesamericanpeptides.us	10	$60 ↗	$6.00	61
21	Blank Peptidesblankpeptides.com	10	$65 ↗	$6.50	61
22	Peptide Giantspeptidegiants.com	5, 10	$28 ↗	—	61
23	VMAX Peptidesvmaxpeptides.com	5, 10	$35 ↗	—	61
24	Advanced Research Peptidesadvancedresearchpep.com	5	$50 ↗	$10	60
25	Aurevenaaurevenaresearch.com	10	$57 ↗	$5.70	59
26	Spartan Peptidesspartanpeptides.com	—	$149 ↗	—	59
27	Alpha Omega Peptidealphaomegapeptide.com	10	$45 ↗	$4.50	58
28	AAscension Peptidesascensionpeptides.com	10	$60 ↗	$6.00	58
29	Koi Peptideskoipeptides.com	5, 10	$55 ↗	—	58
30	Kylo Peptideskylopeptides.com	—	$65 ↗	—	58
31	Amino Researchaminoresearch.net	10	$40 ↗	$4.00	55
32	Purgo Labspurgolabs.com · out of stock	10	$50 ↗	—	55
33	Receptor Chemreceptorchem.co.uk	—	$27 ↗	—	55
34	Well Elevationwellelevation.com	10	$41 ↗	$4.05	54
35	Simple Peptidesimplepeptide.com	10	$45 ↗	$4.50	54
36	Pinnacle Peptide Labspinnaclepeptidelabs.com	10	$45 ↗	$4.50	53
37	BCBiotech Compoundsbiotechcompounds.com	10	$53 ↗	$5.30	53
38	Global Aminosglobalaminos.com	10	$61 ↗	$6.10	53
39	Evolve Peptidesevolvepeptides.com	2, 5, 10	$35 ↗	$11	53
40	Disguised Alphadisguisedalpha.com	—	$55 ↗	—	53
41	nova biolabsnova-biolabs.com	10	$210 ↗	—	53
42	Modern Research Peptidesmodernresearchpeptides.net	10	$29 ↗	$2.93	52
43	Vylix Research Lab Labvylixresearchlab.com	10	$55 ↗	$5.50	52
44	StrikePoint Peptidesstrikepointpeptides.com	5, 10	$34 ↗	—	52
45	Elite Research Labseliteresearchlab.com	5, 10	$40 ↗	—	52
46	Nextechlaboratoriesnextechlaboratories.com	10	$55 ↗	$5.50	51
47	One Aminosoneaminos.com	—	$55 ↗	—	51
48	Puratek Peptidespuratekpeptides.com	10	$40 ↗	$4.00	50
49	Mile High Compoundsmilehighcompounds.is	—	$45 ↗	—	50
50	PBPure Bio Labspurebiolabs.com	5, 10	$70 ↗	$11	49
51	StarBiostarbio.org	—	$50 ↗	—	49
52	Peptides Costa Ricapeptidescostarica.net	10	$58,729 ↗	—	49
53	AMArizona-mallarizona-mall.com	—	$6.00 ↗	—	49
54	Tydestydes.is	10, 12	$40 ↗	—	49
55	Vyal Labsvyallabs.com	—	$79 ↗	—	49
56	Swiss Chemsswisschems.is	10	$60 ↗	$6.00	48
57	Yoursomayoursoma.com	10	$69 ↗	$6.90	48
58	Myoasis Labsmyoasislabs.com	5	$53 ↗	$11	48
59	Alpha Pro Peptidesalphapropeptides.com	10	$40 ↗	$4.00	47
60	Cenexa Labscenexalabs.com	10	$60 ↗	$6.00	47
61	PPPinnacle Performancepinnaclep3.com	10	$80 ↗	$8.00	47
62	Ascend Scienceascend.science	—	$55 ↗	—	47
63	Peaklabpeptides.Compeaklabpeptides.com	5, 10	$30 ↗	—	46
64	Core Peptides Directcorepeptidesdirect.com	5	$32 ↗	$6.40	45
65	PEPTIDE.Powerpeptidepowereu.is	10	$73 ↗	—	45
66	Peptide Partnerspeptide.partners	10, 20, 50, 100, 200	$120 ↗	—	45
67	Echo Peptidesechopeptides.co	5	$55 ↗	$11	44
68	Kalyx Labskalyx-labs.com	5, 10	$40 ↗	—	44
69	PPurePharmaspurepharmas.com	5, 10	$39 ↗	—	44
70	Peppy&Mepeppyandme.com	5	$20 ↗	$4.00	43
71	GenX Peptidesgenx.bio	—	$44 ↗	—	43
72	Biotech Peptidesbiotechpeptides.com	10	$52 ↗	$5.20	42
73	ABAlpha BioMedalphabiomedlabs.com	5, 10	$55 ↗	$8.50	42
74	BBioPure Peptidesbiopurepeptides.com	—	$100 ↗	—	42
75	Sparta Labsspartalabs.net	—	$45 ↗	—	42
76	Vortex Researchvortexresearch.net	10	$55 ↗	$5.50	40
77	DDDirect Doctor Supplydirectdoctorsupply.com	5, 10	$40 ↗	$5.50	39
78	Alpha Pepsalphapeps.com	10	$60 ↗	$6.00	39
79	Bench Grade Peptidesbenchgradepeptides.com	10	$97 ↗	$9.70	39
80	Pure Peptide Factorypurepeptidefactory.com	5, 10	$30 ↗	—	39
81	Super Peptidessuperpeptides.com · out of stock	1	$24 ↗	—	39
82	999PurityPeptides99puritypeptides.com	10	$95 ↗	—	39
83	Novaglo Researchnovagloresearch.com	10	$55 ↗	$5.50	38
84	RRivn Researchrivnresearch.com	5, 10	$35 ↗	—	38
85	GMR Peptidesgmrpeptides.com	5	$40 ↗	$8.00	37
86	BioInfinitybioinfinity.co · out of stock	—	$65 ↗	—	37
87	CCore Peptidescorepeptides.com	10	$63 ↗	$6.30	36
88	Ez Pepsezpeps.com	10	$43 ↗	$4.30	35
89	Sentinel Valorsentinelvalor.com	5	$42 ↗	$8.40	35
90	Priority Aminospriorityaminos.com	5, 10	$45 ↗	—	35
91	Midwest Peptidemidwestpeptide.com	—	$50 ↗	—	35
92	Silverstone Labs Cosilverstonelabsco.com	10	$27 ↗	$2.70	34
93	Amc Essentialsamc-essentials.com	5	$38 ↗	$7.60	32
94	AusBioLabsausbiolabs.shop	10	$79 ↗	—	32
95	Peptaurapeptaura.com	—	$18 ↗	—	32
96	XLR8xlr8peptides.com	10	$80 ↗	$8.00	31
97	Ms Peptidesmspeptides.com	5	$50 ↗	$10	31
98	Voltera Sciencesvolterasciences.com	10	$50 ↗	$5.00	30
99	AIO Peptidesaiopeptides.com	10	$35 ↗	$3.52	29
100	True Peptide Labstruepeptidelabs.com	10	$40 ↗	$4.00	29
101	Helix Bio Chemhelixbiochem.com	10	$83 ↗	$8.30	28
102	Kinetic Compoundskineticcompounds.st	10	$50 ↗	—	28
103	Void Researchvoidresearch.shop · out of stock	—	$60 ↗	—	28
104	Glacier Aminosglacieraminos.shop	10	$41 ↗	$4.10	27
105	Baltic Peptidesbalticpeptides.com · out of stock	10	$35 ↗	—	27
106	WFN Researchwfnresearch.com	10	$400 ↗	—	24
107	Core Power Peptidescorepowerpeptides.is	5, 10	$64 ↗	—	23
108	Raw Aminorawamino.com	10	$120 ↗	$12	22
109	Ps Peptidespspeptides.com	5, 10	$40 ↗	—	21
110	REVITRALABS.COMrevitralabs.com	5	$46 ↗	$9.20	20
111	Data Peptidesdatapeptides.com · out of stock	10	$49 ↗	—	19
112	Northline Labsnorthlinelabs.org	—	$100 ↗	—	17
113	Adera Stateaderastate.com	—	$90 ↗	—	16
114	Pioneer Peptidepioneerpeptide.ca	10	$50 ↗	—	16
115	Project Aminoprojectamino.io	—	$80 ↗	—	16
116	Retatrutide Canada Buyretatrutidecanadabuy.ca	10	$46 ↗	—	12
117	Futureproof Peptidesfutureproofpeptides.com	10	$50 ↗	—	11
118	Peptimepeptime.org	5, 10	$109 ↗	$21	8
119	Retatrutide Bestellenretatrutidenederland.com	50, 100	$35 ↗	—	8
120	Retatrutide Kopenretatrutidekopen.com	—	$95 ↗	—	8
121	BSBlackline Scientificblacklinescientific.com	10	$55 ↗	$5.50	7
122	EElegance Peptideselegancelaboratories.com	5, 10	$36 ↗	$5.40	3

Prices come from each vendor's own public store data and may exclude shipping, discounts or bulk pricing. Research-use products; not medical advice.