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⚖️ Vendor Comparison

EZ Peptides vs Ion Peptides — Which Is Cheaper in 2026?

Updated July 2026 · 33 shared compounds · discount codes applied

🏆 The verdict

Ion Peptides is cheaper on 17 of the 33 shared peptides, EZ Peptides on 16 — that is 52% of the 33 compounds where the two actually differ.

Averaged across every shared compound, Ion Peptides runs about 6% lower on cost per milligram. Both figures already include each vendor's discount code.

EZ Peptides
Cheaper on 16 compounds
Catalog: 43 tracked
Code: pepstracker (10% off)
Ion Peptides
Cheaper on 17 compounds
Catalog: 51 tracked
Code: Glowlab (15% off)

Head-to-head: cost per milligram

Every price below is the discounted price divided by milligrams, so vial sizes do not distort the comparison. Sorted by cheapest available option.

PeptideEZ PeptidesIon PeptidesCheaper
NAD+$0.122/mg
$61.20 / 500mg
$0.100/mg
$50.15 / 500mg
Ion Peptides
18% cheaper
Bacteriostatic Water$1.05/mg
$31.50 / 30mg
$0.424/mg
$12.71 / 30mg
Ion Peptides
60% cheaper
GHK-Cu$0.477/mg
$47.70 / 100mg
$0.493/mg
$24.65 / 50mg
EZ Peptides
3% cheaper
Glow Blend$1.13/mg
$79.20 / 70mg
$1.08/mg
$75.65 / 70mg
Ion Peptides
4% cheaper
Klow Blend$1.10/mg
$88.20 / 80mg
$1.16/mg
$92.65 / 80mg
EZ Peptides
5% cheaper
Tirzepatide$2.28/mg
$136.80 / 60mg
$4.17/mg
$41.65 / 10mg
EZ Peptides
45% cheaper
Kisspeptin$3.96/mg
$39.60 / 10mg
$2.46/mg
$24.65 / 10mg
Ion Peptides
38% cheaper
BPC-157$3.96/mg
$39.60 / 10mg
$2.46/mg
$24.65 / 10mg
Ion Peptides
38% cheaper
TB-500$6.12/mg
$61.20 / 10mg
$2.46/mg
$24.65 / 10mg
Ion Peptides
60% cheaper
Semax$3.96/mg
$39.60 / 10mg
$2.80/mg
$27.96 / 10mg
Ion Peptides
29% cheaper
Semaglutide$4.32/mg
$43.20 / 10mg
$2.80/mg
$84.15 / 30mg
Ion Peptides
35% cheaper
Melanotan II$3.96/mg
$39.60 / 10mg
$2.98/mg
$29.75 / 10mg
Ion Peptides
25% cheaper
Epithalon$3.42/mg
$34.20 / 10mg
$2.98/mg
$29.75 / 10mg
Ion Peptides
13% cheaper
PT-141 (Bremelanotide)$3.96/mg
$39.60 / 10mg
$3.15/mg
$31.45 / 10mg
Ion Peptides
21% cheaper
Snap-8$3.15/mg
$31.50 / 10mg
$3.31/mg
$33.15 / 10mg
EZ Peptides
5% cheaper
MOTS-c$4.86/mg
$48.60 / 10mg
$3.57/mg
$35.70 / 10mg
Ion Peptides
27% cheaper
Semax/Selank Blend$3.96/mg
$79.20 / 20mg
$3.78/mg
$75.65 / 20mg
Ion Peptides
4% cheaper
LL-37$7.02/mg
$70.20 / 10mg
$3.83/mg
$38.25 / 10mg
Ion Peptides
46% cheaper

How to read this

Neither vendor wins across the board, which is the main takeaway. EZ Peptides is cheaper on 16 of the 33 shared compounds and Ion Peptides on 17. If you buy a single compound, the table above is the answer. If you are placing one larger order to save on shipping, the vendor that wins your two or three highest-volume compounds usually nets out ahead.

Catalog breadth matters too: EZ Peptides lists around 43 compounds we track versus 51 at Ion Peptides. Outside the 33 overlap, only one of them will stock what you need.

Discount codes

EZ Peptides — code pepstracker for 10% off. Ion Peptides — code Glowlab for 15% off. Codes are applied before ranking on this page, which is why the order can differ from list prices. Always confirm the code at checkout.

Frequently asked questions

Which is cheaper overall, EZ Peptides or Ion Peptides?

Ion Peptides is cheaper on 17 of the 33 peptides both vendors stock, EZ Peptides on 16. Across the compounds where they differ, that is 52% in Ion Peptides's favour. On average cost-per-milligram, Ion Peptides comes out roughly 6% lower. Neither wins everything, so check the specific compound you need.

What discount codes do EZ Peptides and Ion Peptides offer?

EZ Peptides uses code pepstracker for 10% off, and Ion Peptides uses Glowlab for 15% off. Every price in the comparison table already has these codes applied, which is why the ranking can differ from list prices.

Do these two vendors carry the same peptides?

They overlap on 33 compounds. EZ Peptides lists roughly 43 tracked compounds and Ion Peptides lists about 51. If you need something outside the overlap, only one of them will have it.

Why compare cost per milligram instead of price?

Vial sizes differ between vendors, so sticker price is misleading. A larger vial at a higher price is often cheaper per milligram. Every figure here is the discounted price divided by milligrams, which is the only like-for-like comparison.

Compare live prices

Open the live tracker to compare these two against all 25 vendors in real time, or browse every vendor we track.

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