RP••••
Terms & conditions
One discount per order. The highest qualifying tier applies.
Research Peptides Europe vs Arctic Lab Supply
Research Peptides Europe
Ireland · EU
8.2/10 Trust score
Good scoreArctic Lab Supply
United States · USA
8.2/10 Trust score
Good score The verdict
Research Peptides Europe and Arctic Lab Supply are level on trust score (8.2). Research Peptides Europe leads on Price & value, Support and Customer reviews. Arctic Lab Supply leads on Purity & testing and Shipping.
Row by row
| Criterion | Research Peptides Europe | Arctic Lab Supply |
|---|---|---|
| Overall score | 8.2 | 8.2 |
| Purity & testing | 8.0 | 9.0 |
| Transparency | 9.5 | 9.5 |
| Price & value | 6.3 | 5.4 |
| Shipping | 7.0 | 9.5 |
| Support | 9.5 | 7.0 |
| Customer reviews | 9.0 | 7.3 |
| Best coupon | 25% OFF | 10% OFF |
| Price range | €17.99 – €179.99 | $27.99 |
| Free shipping from | Not published | $149 |
| Delivery | Dispatch within 1 day of payment; standard delivery 2-14 days, express 2-7 days | Same-day dispatch if paid by midnight ET; US Priority about 2–4 days, international usually 7–21 business days |
| Ships to | EU, Europe | United States, Worldwide, Europe, Canada |
| Range | Peptides, Nasal sprays, Consumables | Research peptides, Lab supplies, Vial-cap gear, Pre-order items |
| Purity claim | ≥99.8% | Not published |
| Lab testing | Each batch is tested by an accredited third-party lab (HPLC, LC-MS, FTIR, endotoxin, heavy metals); COAs are published on the site. | 20 current lot-matched reports from ILS Laboratories and Freedom Diagnostics, viewable without an account. |
| Public COAs | Yes | Yes |
| Payment methods | Bank transfer, Payment link, on request) | Credit card, Bank transfer, Apple Pay, Google Pay, Zelle |
| Contact | E-mail, Phone, WhatsApp | E-mail, Contact form |
| Refunds | All sales are final; replacement or refund only for damaged, defective or wrong items, claimed within 7 days of delivery with photos. | Full refund if cancelled before shipping; 30 days on unopened items (you pay return); damaged or lost: reship or refund if reported in 48 hours. |
Flags on both sides
Research Peptides Europe
Green flags
- Company name, address and registration number published
- COAs published on the site; HPLC, LC-MS and FTIR testing
- 107 products from €17.99 to €179.99
Red flags
- Payment by bank transfer; payment link only on request for orders under €500
- All sales final except damaged, defective or wrong items, claimed within 7 days
- Shipping and returns pages give different delivery times
Arctic Lab Supply
Green flags
- 20 current lot-matched lab reports, open without an account
- Orders paid by midnight ET ship the same day by USPS with tracking
- Free US shipping from $149 after discounts; from $300 abroad per shipping pages
Red flags
- Shop pages disagree on whether Mexico and Australia are served
- Card and bank (ACH) payments are made through a Mercury invoice
- International orders under $300 pay shipping; Canada from $23.95 for up to five vials
Best codes
Best code at each shop
SA••••
Terms & conditions
It takes 10% off your product subtotal on every order, for new and returning customers. One code per order: SAVE10 doesn’t combine with other codes or with first-order or welcome-back offers.