Ryder Research Supply
Updated Oct 31, 2026
01At a glance
5 of 5
Named lab · Lot COA · HPLC · Mass spec · Outside tested
Accessible
No warning letter, no copied name
02Testing
MZ Biolabs, and a lab it calls Analytical Chemistry Teaching Lab
Named in its public results table, with exact lots and readable results
Testing and COA page.
Lot number printed on each vial label
Purity by HPLC and identity by mass spectrometry, as the store describes it.
03Prices
Prices run 30% above the median.
13 comparable compound and size pairs
Aug 26, 2026Oct 31, 2026
11% above market on Aug 26, 2026, 30% above on Oct 31, 2026.
Carries 9 of our compounds (17 listings)
100% of listings in stock; prices checked 31 Oct 2026
| Compound | Lead size | Store $/mg | Market median $/mg | Difference |
|---|---|---|---|---|
| Retatrutide | 10 mg | $11.00 | $7.95 | 38% |
| Semaglutide | 10 mg | $9.00 | $6.90 | 30% |
| Tirzepatide | 10 mg | $9.00 | $7.00 | 29% |
| BPC-157 | 10 mg | $7.50 | $5.50 | 36% |
| CJC-1295 no DAC (Mod GRF 1-29) | 5 mg | Not comparable | $7.80 | Not comparable |
| GHK-Cu | 50 mg | Not comparable | $0.80 | Not comparable |
| Ipamorelin | 10 mg | Not comparable | $5.50 | Not comparable |
| KPV | 10 mg | $5.50 | $5.20 | 6% |
| MOTS-c | 10 mg | Not comparable | $5.00 | Not comparable |
| PT-141 (Bremelanotide) | 10 mg | $6.00 | $4.30 | 40% |
| Tesamorelin | 10 mg | $8.00 | $7.40 | 8% |
04Vendor Watch
Site answered Nov 1, 2026
05Company and payment
How you can pay
Accepts credit cards: Yes
Major credit and debit cards, ACH transfers and 'select digital payment platforms' (not named)
Who's behind it
None listed; email only
2025 (per the store's 'EST. 2025')
Refunds only for cancellations before shipment or wrong or damaged items reported within 48 hours
06Dates
- Prices last read
- Oct 31, 2026
- Profile last reviewed
- Oct 19, 2026
- Slice generated
- Nov 2, 2026