VERDICT
Particle Peptides wins this matchup overall with 7.2/10 against 6.7/10 for Radiant Peptides. Particle Peptides scores higher on transparency, support and customer reviews. Radiant Peptides comes out ahead on purity & testing and price & value. Radiant Peptides publishes a free-shipping threshold (€49.99); Particle Peptides does not. In short — Particle Peptides: EU buyers who want to open COA reports before ordering and pay by bank transfer or card. Radiant Peptides: EU buyers in NL, BE, DE, FR, AT, LU or IE who pay by bank and want published lab reports.
| Criterion | Particle Peptides | Radiant Peptides |
|---|---|---|
| Overall score | 7.2WIN | 6.7 |
| Purity & testing | 7.0 | 8.0WIN |
| Transparency | 9.5WIN | 6.5 |
| Price & value | 5.0 | 5.6WIN |
| Shipping | 6.0 | 6.0 |
| Support | 8.0WIN | 6.5 |
| Customer reviews | 7.2WIN | 6.4 |
| Ratings on other platforms | 4.9/5 from 7 reviews · ApexPeptidesBenchmark | 5.0/5 from 3 reviews · ApexPeptidesBenchmark |
| Best coupon | Not published | Not published |
| Price range | €9.74 | €29.99 |
| Free shipping from | Not published | €49.99 |
| Delivery | Ships from Slovakia with tracking: EU usually 2-7 business days, international 7-21 business days | Aims to dispatch within 1 working day of payment; delivery 1-2 days in NL, 2-4 days elsewhere |
| Ships to | EU, Germany, Austria, France, Spain, Italy, Portugal, Netherlands, Belgium, Poland, Czechia, Slovakia | Netherlands, Belgium, Germany, France, Austria, Luxembourg, Ireland |
| Range | Peptides, Bacteriostatic water, Laboratory research products | Skin & pigmentation, Tissue repair, Metabolism & energy, Bundles |
| Purity claim | Not published | Not published |
| Lab testing | Independent third-party tests of each batch for purity, identity, peptide content, endotoxins, heavy metals and bioburden; 101 COA documents are public. | Own batches go to Janoshik Analytical and are verifiable there; reports are published per product, some from other labs. |
| Public COAs | Yes | Yes |
| Payment methods | Bank transfer, Credit card | Bank transfer |
| Contact | E-mail, Phone | E-mail, WhatsApp |
| Refunds | Returns only for defective goods and only after the shop's instruction; refunds are considered case by case. | Justified defects reported within 7 days of receipt: free replacement, otherwise refund within 14 days; opened vials excluded from withdrawal. |
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