GLP-Class Research Peptides
GLP-class research peptides sold by LotusPeptide: Retatrutide (5 mg, 10 mg, 15 mg, 20 mg, 30 mg, 15 mg dual pen and 30 mg dual pen); Tirzepatide (10 mg, 20 mg and 30 mg); and Semaglutide (15 mg). Prices are per pack in US dollars, from the live catalog. 1 of the 3 have a published certificate of analysis; the others are published as batches are tested.
For laboratory research use only. Not for human or veterinary use.



- Ships to
- Orders ship to the US, the UK and Europe.
- Dispatch
- Processed and shipped within 1 business day.
- Lab results
- 1 of 3 compounds have a published certificate of analysis.
Retatrutide5 mg, 10 mg, 15 mg, 20 mg, 30 mg, 15 mg dual pen and 30 mg dual penFrom $25In stockLatest COA for Retatrutide batch N1R30, tested
Tirzepatide10 mg, 20 mg and 30 mgFrom $20In stockLab results coming
Semaglutide15 mgFrom $20In stockLab results coming
Compare strengths, forms and packs
| Compound | Strengths | Forms | Pack sizes | From | Stock |
|---|---|---|---|---|---|
| Retatrutide | 5 mg, 10 mg, 15 mg, 20 mg, 30 mg, 15 mg dual pen and 30 mg dual pen | Vial and dual pen | 1, 5 and 10 | $25 | In stock |
| Tirzepatide | 10 mg, 20 mg and 30 mg | Vial | 1, 5 and 10 | $20 | In stock |
| Semaglutide | 15 mg | Vial | 1, 5 and 10 | $20 | In stock |
Retatrutide
Retatrutide is sold in 7 strengths and forms, from $25. All of them are on one page: Retatrutide.
| Strength | Form | Packs and prices | Stock | Lab results |
|---|---|---|---|---|
| 5 mg | Vial | Single Vial $25, 5-Pack (5 vials) $100, 10-Pack (10 vials) $165 | In stock | Lab results coming |
| 10 mg | Vial | Single Vial $35, 5-Pack (5 vials) $130, 10-Pack (10 vials) $245 | In stock | Latest COA for Retatrutide 10 mg batch N1R10, tested |
| 15 mg | Vial | Single Vial $35, 5-Pack (5 vials) $150, 10-Pack (10 vials) $275 | Out of stock | Latest COA for Retatrutide 15 mg batch C626, tested |
| 20 mg | Vial | Single Vial $40, 5-Pack (5 vials) $190, 10-Pack (10 vials) $335 | In stock | Latest COA for Retatrutide 20 mg batch N1R20, tested |
| 30 mg | Vial | Single Vial $50, 5-Pack (5 vials) $210, 10-Pack (10 vials) $375 | In stock | Latest COA for Retatrutide 30 mg batch N1R30, tested |
| 15 mg dual pen | Dual pen | Single Pen $95, 5-Pack (5 pens) $435, 10-Pack (10 pens) $800 | Low stock | Lab results coming |
| 30 mg dual pen | Dual pen | Single Pen $125, 5-Pack (5 pens) $625, 10-Pack (10 pens) $1100 | Low stock | Lab results coming |
Lab results
The newest certificate of analysis for each strength. Purity is as reported by the testing lab. See all lab results.
| Product | Batch | Purity | Tested | Lab | Certificate |
|---|---|---|---|---|---|
| Retatrutide 10 mg | N1R10 | 99.94% | Freedom Diagnostics | Details of batch N1R10 | |
| Retatrutide 15 mg | C626 | 99.75% | Freedom Diagnostics | Details of batch C626 | |
| Retatrutide 20 mg | N1R20 | 99.97% | Freedom Diagnostics | Details of batch N1R20 | |
| Retatrutide 30 mg | N1R30 | 99.98% | Freedom Diagnostics | Details of batch N1R30 |
Lab results coming: Retatrutide 5 mg, Retatrutide 15 mg dual pen, Retatrutide 30 mg dual pen, Tirzepatide 10 mg, Tirzepatide 20 mg, Tirzepatide 30 mg and Semaglutide 15 mg. Certificates are published as batches are tested.
Questions
Where do LotusPeptide's GLP-class research peptides ship from?
Every order ships from the United States. Orders are processed and shipped within 1 business day. We ship within the US and to the United Kingdom and 13 European Union countries by UPS Worldwide Express, $55 flat for a standard package, typically 2 to 5 days in transit.
Do these GLP-class research peptides have a certificate of analysis?
Retatrutide has a published certificate of analysis from an independent lab. Certificates for Tirzepatide and Semaglutide are published as batches are tested. Every certificate is listed in our lab results with its batch number, purity, test date and lab.
Where do the prices on this page come from?
From the live catalog: they are the same prices as the live price sheet, in US dollars per pack. Prices can change without notice.
What are these GLP-class research peptides sold for?
For laboratory research use only. Not for human or veterinary use. Orders are for adults 21 and over.
What is the returns policy?
Returns are not accepted. Replacements and refunds are offered on damaged or lost items.