PepsTracker › Vendors › Fusion Peptide vs Puratek Peptides
Updated August 2026 · 23 shared compounds · discount codes applied
Puratek Peptides is cheaper on 21 of the 23 shared peptides, Fusion Peptide on 2 — that is 91% of the 23 compounds where the two actually differ.
Averaged across every shared compound, Puratek Peptides runs about 43% lower on cost per milligram. Both figures already include each vendor's discount code.
pepstracker (15% off)pepstracker (0% 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 | Puratek Peptides | Cheaper |
|---|---|---|---|
| NAD+ | $0.137/mg $136.84 / 1000mg | $0.086/mg $42.95 / 500mg | Puratek Peptides 37% cheaper |
| GHK-Cu | $0.599/mg $68.84 / 115mg | $0.350/mg $34.95 / 100mg | Puratek Peptides 42% cheaper |
| 5-Amino-1MQ | $5.10/mg $254.99 / 50mg | $1.30/mg $64.95 / 50mg | Puratek Peptides 75% cheaper |
| Tirzepatide | $3.52/mg $228.64 / 65mg | $1.50/mg $89.95 / 60mg | Puratek Peptides 57% cheaper |
| MOTS-c | $3.55/mg $158.09 / 44.5mg | $1.75/mg $69.95 / 40mg | Puratek Peptides 51% cheaper |
| Epithalon | $1.82/mg $90.94 / 50mg | $2.69/mg $26.95 / 10mg | Fusion Peptide 33% cheaper |
| BPC-157 + TB-500 Blend | $12.75/mg $127.49 / 10mg | $2.60/mg $51.95 / 20mg | Puratek Peptides 80% cheaper |
| Melanotan II | $4.17/mg $45.89 / 11mg | $2.79/mg $27.95 / 10mg | Puratek Peptides 33% cheaper |
| Melanotan I | $4.59/mg $45.89 / 10mg | $2.79/mg $27.95 / 10mg | Puratek Peptides 39% cheaper |
| PT-141 (Bremelanotide) | $2.90/mg $39.09 / 13.5mg | $3.15/mg $31.45 / 10mg | Fusion Peptide 8% cheaper |
| BPC-157 | $5.86/mg $58.64 / 10mg | $3.00/mg $29.95 / 10mg | Puratek Peptides 49% cheaper |
| Semax | $3.99/mg $51.84 / 13mg | $3.30/mg $32.95 / 10mg | Puratek Peptides 17% cheaper |
| Semaglutide | $10.79/mg $323.84 / 30mg | $3.50/mg $34.95 / 10mg | Puratek Peptides 68% cheaper |
| DSIP | $5.61/mg $28.04 / 5mg | $3.50/mg $34.95 / 10mg | Puratek Peptides 38% cheaper |
| KPV | $3.61/mg $43.34 / 12mg | $3.50/mg $34.95 / 10mg | Puratek Peptides 3% cheaper |
| Ipamorelin | $6.20/mg $62.04 / 10mg | $3.80/mg $37.95 / 10mg | Puratek Peptides 39% cheaper |
| Kisspeptin | $6.70/mg $60.34 / 9mg | $4.00/mg $39.95 / 10mg | Puratek Peptides 40% cheaper |
| Retatrutide | $5.38/mg $322.99 / 60mg | $4.50/mg $44.95 / 10mg | Puratek Peptides 16% cheaper |
Neither vendor wins across the board, which is the main takeaway. Fusion Peptide is cheaper on 2 of the 23 shared compounds and Puratek Peptides on 21. 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 30 at Puratek Peptides. Outside the 23 overlap, only one of them will stock what you need.
Fusion Peptide — code pepstracker for 15% off. Puratek Peptides — code pepstracker for 0% 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.
Puratek Peptides is cheaper on 21 of the 23 peptides both vendors stock, Fusion Peptide on 2. Across the compounds where they differ, that is 91% in Puratek Peptides's favour. On average cost-per-milligram, Puratek Peptides comes out roughly 43% lower. Neither wins everything, so check the specific compound you need.
Fusion Peptide uses code pepstracker for 15% off, and Puratek Peptides uses pepstracker for 0% 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 23 compounds. Fusion Peptide lists roughly 45 tracked compounds and Puratek Peptides lists about 30. 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.
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.