PepsTracker › Vendors › Labsourced vs Reta One Labs
Updated July 2026 · 12 shared compounds · discount codes applied
Reta One Labs is cheaper on 10 of the 12 shared peptides, Labsourced on 2 — that is 83% of the 12 compounds where the two actually differ.
Averaged across every shared compound, Reta One Labs runs about 34% lower on cost per milligram. Both figures already include each vendor's discount code.
Glowlab (15% off)pepstracker (5% off)Every price below is the discounted price divided by milligrams, so vial sizes do not distort the comparison. Sorted by cheapest available option.
| Peptide | Labsourced | Reta One Labs | Cheaper |
|---|---|---|---|
| NAD+ | $0.100/mg $50.15 / 500mg | $0.112/mg $56.05 / 500mg | Labsourced 11% cheaper |
| GHK-Cu | $0.587/mg $58.65 / 100mg | $0.465/mg $46.55 / 100mg | Reta One Labs 21% cheaper |
| Glow Blend | $1.32/mg $92.65 / 70mg | $0.909/mg $63.65 / 70mg | Reta One Labs 31% cheaper |
| Klow Blend | $1.37/mg $109.65 / 80mg | $0.938/mg $75.05 / 80mg | Reta One Labs 32% cheaper |
| MOTS-c | $2.32/mg $92.65 / 40mg | $1.71/mg $68.40 / 40mg | Reta One Labs 26% cheaper |
| Tirzepatide | $2.25/mg $135.15 / 60mg | $2.28/mg $22.80 / 10mg | Labsourced 1% cheaper |
| PT-141 (Bremelanotide) | $4.17/mg $41.65 / 10mg | $2.47/mg $24.70 / 10mg | Reta One Labs 41% cheaper |
| Retatrutide | $3.39/mg $203.15 / 60mg | $2.75/mg $27.55 / 10mg | Reta One Labs 19% cheaper |
| BPC-157 + TB-500 Blend | $5.48/mg $109.65 / 20mg | $2.85/mg $57.00 / 20mg | Reta One Labs 48% cheaper |
| CJC/Ipa Blend | $6.71/mg $67.15 / 10mg | $3.51/mg $35.15 / 10mg | Reta One Labs 48% cheaper |
| BPC-157 | $3.78/mg $75.65 / 20mg | $3.70/mg $37.05 / 10mg | Reta One Labs 2% cheaper |
| Tesamorelin | $6.80/mg $135.99 / 20mg | $3.70/mg $37.05 / 10mg | Reta One Labs 46% cheaper |
Neither vendor wins across the board, which is the main takeaway. Labsourced is cheaper on 2 of the 12 shared compounds and Reta One Labs on 10. 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: Labsourced lists around 42 compounds we track versus 14 at Reta One Labs. Outside the 12 overlap, only one of them will stock what you need.
Labsourced — code Glowlab for 15% off. Reta One Labs — code pepstracker for 5% 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.
Reta One Labs is cheaper on 10 of the 12 peptides both vendors stock, Labsourced on 2. Across the compounds where they differ, that is 83% in Reta One Labs's favour. On average cost-per-milligram, Reta One Labs comes out roughly 34% lower. Neither wins everything, so check the specific compound you need.
Labsourced uses code Glowlab for 15% off, and Reta One Labs uses pepstracker for 5% off. Every price in the comparison table already has these codes applied, which is why the ranking can differ from list prices.
They overlap on 12 compounds. Labsourced lists roughly 42 tracked compounds and Reta One Labs lists about 14. If you need something outside the overlap, only one of them will have it.
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.
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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