Semaglutide

As of September 27, 2026, PepAssess found Semaglutide at 74 vendors. Lowest price $2.19/mg, median $7.90/mg. Vendors are ranked by evidence score, not by price or payment.

#	Vendor	Doses (mg)	From	Best $/mg	Evidence score ⓘ
1	Prime Peptidesprimepeptides.co	5, 10, 15, 20	$70 ↗	—	77
2	Gen Peptidegenpeptide.com	—	$35 ↗	—	77
3	LSLone Star Peptide Colonestarpeptideco.com	—	$89 ↗	—	74
4	Nationwide Peptidesnationwidepeptides.com	2, 5, 10, 15, 20, 30	$48 ↗	—	70
5	GLP-1 Research Labglp1researchlab.com	—	$90 ↗	—	69
6	Royal Peptides USA Canadaroyal-peptides.com	5, 10, 15, 20, 30	$45 ↗	—	68
7	Core Research Peptidescoreresearchpeptides.com	5	$69 ↗	$14	64
8	Paramount Peptidesparamountpeptides.com	2, 3, 5, 10, 20, 50	$68 ↗	—	64
9	Fit Aminosfitaminos.com	5, 10	$100 ↗	—	63
10	Livewell Peptideslivewellpeptides.com	5, 10	$110 ↗	—	62
11	American Peptidesamericanpeptides.us	5, 10, 20, 30, 50	$60 ↗	$7.00	61
12	Blank Peptidesblankpeptides.com	10	$79 ↗	$7.90	61
13	Improved Peptidesimprovedpeptides.com	5, 10	$69 ↗	$9.20	61
14	VMAX Peptidesvmaxpeptides.com	2, 5, 10, 15, 20, 30	$35 ↗	—	61
15	Advanced Research Peptidesadvancedresearchpep.com	2, 5, 10, 35	$50 ↗	—	60
16	Legionlegionpeptides.com	5, 10, 15, 20, 30	$40 ↗	—	60
17	Aurevenaaurevenaresearch.com	2.5, 5, 10, 20, 30	$60 ↗	$16	59
18	Purgo Labspurgolabs.com	10	$50 ↗	$5.00	55
19	Volta Peptidesvoltapeptides.com	10, 20	$30 ↗	$2.19	53
20	BCBiotech Compoundsbiotechcompounds.com	10, 30	$65 ↗	$2.90	53
21	Evolve Peptidesevolvepeptides.com	2, 5, 10, 15, 20, 25	$40 ↗	$9.60	53
22	Bolt Peptideboltpeptide.com	2, 5, 10, 15, 20, 30	$67 ↗	—	53
23	Modern Research Peptidesmodernresearchpeptides.net	10	$66 ↗	$6.60	52
24	Vylix Research Lab Labvylixresearchlab.com	10	$95 ↗	$9.50	52
25	StrikePoint Peptidesstrikepointpeptides.com	5, 10, 20, 30	$44 ↗	—	52
26	PX1 Researchpx1research.com	10	$19 ↗	$2.98	51
27	PPrime Lab Peptidesprimelabpeptides.com	10	$585 ↗	$59	50
28	Almighty Peptidesalmightypeptides.com	2, 5	$90 ↗	$35	49
29	Peptides Costa Ricapeptidescostarica.net	10, 20, 30	$99,387 ↗	—	49
30	AMArizona-mallarizona-mall.com	2.5, 3, 7, 14	$1.00 ↗	—	49
31	Tydestydes.is	5, 6, 10, 12, 14	$55 ↗	—	49
32	STSwiss-Tides.Comswiss-tides.com · out of stock	10	$95 ↗	—	47
33	Peaklabpeptides.Compeaklabpeptides.com	5, 10, 20, 30	$53 ↗	—	46
34	Auau.peptislim.com	10	$100 ↗	—	45
35	HHonest Peptidehonestpeptide.com	5, 10, 15	$60 ↗	—	45
36	Core Peptides Directcorepeptidesdirect.com	5, 10, 20, 50	$44 ↗	—	45
37	Peptide Partnerspeptide.partners	10, 50, 100, 150, 200	$285 ↗	—	45
38	Atomixatomixresearch.com	5, 10	$60 ↗	—	45
39	Echo Peptidesechopeptides.co	10, 20	$65 ↗	$4.25	44
40	PPurePharmaspurepharmas.com	2, 5, 10, 15, 20, 30	$69 ↗	—	44
41	GenX Peptidesgenx.bio	5	$59 ↗	$12	43
42	Apollo Peptide Sciencesapollopeptidesciences.com	5, 10, 15	$80 ↗	$8.00	42
43	BBioPure Peptidesbiopurepeptides.com	5, 10, 30	$120 ↗	—	42
44	Trulab Peptidestrulabpeptides.com	5, 10, 30	$59 ↗	—	42
45	Bench Grade Peptidesbenchgradepeptides.com	10, 20, 30	$42 ↗	$3.27	39
46	DDDirect Doctor Supplydirectdoctorsupply.com	5	$79 ↗	$16	39
47	Pure Peptide Factorypurepeptidefactory.com	2, 5, 10, 15, 20, 30, 50	$40 ↗	—	39
48	999PurityPeptides99puritypeptides.com	5, 10, 20, 30	$55 ↗	—	39
49	Vertex Labsvertexpeptideslab.org	10, 20, 30	$49 ↗	—	37
50	QLQing Li Peptideqinglishangmao.com	—	$0.00 ↗	—	36
51	Ez Pepsezpeps.com	5	$89 ↗	$18	35
52	Bulk Peptidesbulkpeptides.com	10	$160 ↗	$16	34
53	Peptaurapeptaura.com	—	$7.87 ↗	—	32
54	Kinetic Compoundskineticcompounds.st	10	$76 ↗	—	28
55	NOX Peptides Onlinenoxpeptides.st	10	$80 ↗	—	28
56	Prime Aura – Peptide Storeprimeaura.vip	10, 20, 30	$90 ↗	—	28
57	Helix Bio Chemhelixbiochem.com	5, 10, 20, 30	$84 ↗	—	28
58	PPhoenixgen Researchphoenixgenresearch.com	—	$240 ↗	—	26
59	PPeptidesRx (Peptides Inc)peptidesinc.com	3, 6, 7, 12, 14	$189 ↗	—	24
60	WFN Researchwfnresearch.com	2, 5	$300 ↗	—	24
61	Core Power Peptidescorepowerpeptides.is	10, 20	$75 ↗	$5.00	23
62	Peptydspeptyds.com	—	$35 ↗	—	22
63	Ps Peptidespspeptides.com	10	$65 ↗	$6.50	21
64	Mindful Peptidesmindfulpeptides.com	10	$125 ↗	$13	21
65	Data Peptidesdatapeptides.com · out of stock	5	$69 ↗	—	19
66	Northline Labsnorthlinelabs.org	10, 15, 20, 30, 50	$45 ↗	—	17
67	Pioneer Peptidepioneerpeptide.ca	10, 20	$50 ↗	—	16
68	Huatai Peptidehuataipeptide.com	5, 10, 15, 20, 30	$50 ↗	—	14
69	Retatrutide Canada Buyretatrutidecanadabuy.ca	10	$76 ↗	—	12
70	Futureproof Peptidesfutureproofpeptides.com	5, 10, 20	$65 ↗	—	11
71	Peptimepeptime.org	5, 10, 15, 20, 30	$64 ↗	$5.53	8
72	Retatrutide Bestellenretatrutidenederland.com	5, 10	$70 ↗	—	8
73	Purity Peptidespuritypeptides.us	5, 10, 20	$39 ↗	$3.45	7
74	EElegance Peptideselegancelaboratories.com	5, 10	$19 ↗	$2.40	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.