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Solas Science vs Pinnacle Peptide Labs — Which Is Cheaper in 2026?

Updated July 2026 · 10 shared compounds · discount codes applied

🏆 The verdict

Solas Science is cheaper on 9 of the 10 shared peptides, Pinnacle Peptide Labs on 1 — that is 90% of the 10 compounds where the two actually differ.

Averaged across every shared compound, Solas Science runs about 43% lower on cost per milligram. Both figures already include each vendor's discount code.

Solas Science
Cheaper on 9 compounds
Catalog: 11 tracked
Code: (0% off)
Pinnacle Peptide Labs
Cheaper on 1 compounds
Catalog: 34 tracked
Code: pepstracker (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.

PeptideSolas SciencePinnacle Peptide LabsCheaper
NAD+$0.080/mg
$40.00 / 500mg
$0.153/mg
$76.49 / 500mg
Solas Science
48% cheaper
GHK-Cu$0.420/mg
$42.00 / 100mg
$0.680/mg
$67.99 / 100mg
Solas Science
38% cheaper
Bacteriostatic Water$1.00/mg
$30.00 / 30mg
$1.10/mg
$11.04 / 10mg
Solas Science
9% cheaper
Tirzepatide$1.08/mg
$65.00 / 60mg
$8.50/mg
$84.99 / 10mg
Solas Science
87% cheaper
Retatrutide$2.00/mg
$60.00 / 30mg
$12.75/mg
$127.49 / 10mg
Solas Science
84% cheaper
Melanotan II$4.20/mg
$42.00 / 10mg
$3.40/mg
$33.99 / 10mg
Pinnacle Peptide Labs
19% cheaper
Semax$3.80/mg
$38.00 / 10mg
$5.10/mg
$50.99 / 10mg
Solas Science
25% cheaper
Selank$3.80/mg
$38.00 / 10mg
$4.25/mg
$42.49 / 10mg
Solas Science
11% cheaper
CJC/Ipa Blend$6.30/mg
$63.00 / 10mg
$8.50/mg
$84.99 / 10mg
Solas Science
26% cheaper
Tesamorelin$7.00/mg
$70.00 / 10mg
$7.65/mg
$76.49 / 10mg
Solas Science
8% cheaper

How to read this

Neither vendor wins across the board, which is the main takeaway. Solas Science is cheaper on 9 of the 10 shared compounds and Pinnacle Peptide Labs on 1. 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: Solas Science lists around 11 compounds we track versus 34 at Pinnacle Peptide Labs. Outside the 10 overlap, only one of them will stock what you need.

Discount codes

Solas Science — code for 0% off. Pinnacle Peptide Labs — code pepstracker 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, Solas Science or Pinnacle Peptide Labs?

Solas Science is cheaper on 9 of the 10 peptides both vendors stock, Pinnacle Peptide Labs on 1. Across the compounds where they differ, that is 90% in Solas Science's favour. On average cost-per-milligram, Solas Science comes out roughly 43% lower. Neither wins everything, so check the specific compound you need.

What discount codes do Solas Science and Pinnacle Peptide Labs offer?

Solas Science uses code for 0% off, and Pinnacle Peptide Labs uses pepstracker 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 10 compounds. Solas Science lists roughly 11 tracked compounds and Pinnacle Peptide Labs lists about 34. 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.

PepsTracker is a price comparison service. All products referenced are for research use only. We do not sell or distribute any products. Affiliate links may generate a commission.