PepsTracker › Vendors › Fusion Peptide vs Labsourced
Updated August 2026 · 27 shared compounds · discount codes applied
Labsourced is cheaper on 14 of the 27 shared peptides, Fusion Peptide on 13 — that is 52% of the 27 compounds where the two actually differ.
Averaged across every shared compound, Labsourced runs about 13% lower on cost per milligram. Both figures already include each vendor's discount code.
pepstracker (15% off)Glowlab (15% 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 | Fusion Peptide | Labsourced | Cheaper |
|---|---|---|---|
| NAD+ | $0.137/mg $136.84 / 1000mg | $0.100/mg $50.15 / 500mg | Labsourced 27% cheaper |
| GHK-Cu | $0.599/mg $68.84 / 115mg | $0.587/mg $58.65 / 100mg | Labsourced 2% cheaper |
| Epithalon | $1.82/mg $90.94 / 50mg | $1.85/mg $92.65 / 50mg | Fusion Peptide 2% cheaper |
| Tirzepatide | $3.52/mg $228.64 / 65mg | $2.25/mg $135.15 / 60mg | Labsourced 36% cheaper |
| MOTS-c | $3.55/mg $158.09 / 44.5mg | $2.32/mg $92.65 / 40mg | Labsourced 35% cheaper |
| Thymalin | $2.61/mg $36.54 / 14mg | $7.56/mg $75.65 / 10mg | Fusion Peptide 65% cheaper |
| PT-141 (Bremelanotide) | $2.90/mg $39.09 / 13.5mg | $4.17/mg $41.65 / 10mg | Fusion Peptide 30% cheaper |
| Retatrutide | $5.38/mg $322.99 / 60mg | $3.39/mg $203.15 / 60mg | Labsourced 37% cheaper |
| KPV | $3.61/mg $43.34 / 12mg | $4.17/mg $41.65 / 10mg | Fusion Peptide 13% cheaper |
| BPC-157 | $5.86/mg $58.64 / 10mg | $3.78/mg $75.65 / 20mg | Labsourced 35% cheaper |
| Semax | $3.99/mg $51.84 / 13mg | $4.17/mg $41.65 / 10mg | Fusion Peptide 4% cheaper |
| Ipamorelin | $6.20/mg $62.04 / 10mg | $4.17/mg $41.65 / 10mg | Labsourced 33% cheaper |
| Melanotan II | $4.17/mg $45.89 / 11mg | $4.17/mg $41.65 / 10mg | Labsourced 0% cheaper |
| 5-Amino-1MQ | $5.10/mg $254.99 / 50mg | $4.17/mg $41.65 / 10mg | Labsourced 18% cheaper |
| PE-22-28 | $6.12/mg $61.19 / 10mg | $4.17/mg $41.65 / 10mg | Labsourced 32% cheaper |
| Oxytocin | $4.25/mg $42.49 / 10mg | $6.71/mg $67.15 / 10mg | Fusion Peptide 37% cheaper |
| Melanotan I | $4.59/mg $45.89 / 10mg | $5.01/mg $50.15 / 10mg | Fusion Peptide 8% cheaper |
| BPC-157 + TB-500 Blend | $12.75/mg $127.49 / 10mg | $5.48/mg $109.65 / 20mg | Labsourced 57% cheaper |
Neither vendor wins across the board, which is the main takeaway. Fusion Peptide is cheaper on 13 of the 27 shared compounds and Labsourced on 14. 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: Fusion Peptide lists around 45 compounds we track versus 42 at Labsourced. Outside the 27 overlap, only one of them will stock what you need.
Fusion Peptide — code pepstracker for 15% off. Labsourced — 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.
Labsourced is cheaper on 14 of the 27 peptides both vendors stock, Fusion Peptide on 13. Across the compounds where they differ, that is 52% in Labsourced's favour. On average cost-per-milligram, Labsourced comes out roughly 13% lower. Neither wins everything, so check the specific compound you need.
Fusion Peptide uses code pepstracker for 15% off, and Labsourced 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.
They overlap on 27 compounds. Fusion Peptide lists roughly 45 tracked compounds and Labsourced lists about 42. 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 27 vendors in real time, or browse every vendor we track.
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