Last verified: 14 July 2026 · Checked automatically against live platform pages
| Cashback site | Headline rate | Type |
|---|---|---|
| Quidco | up to 17.5% | click-through |
| TopCashback | up to 24% | click-through |
Headline rates are often "up to" figures that apply to specific categories. The full tier breakdown below shows exactly what each purchase type pays — something most comparison sites don't publish.
| Category | Rate |
|---|---|
| General (new customers) | 17.5% |
| General (new customers) | 15% |
| General (existing customers) | 7.5% |
| Using a voucher code | 2.5% |
| Category | Rate |
|---|---|
| Using a voucher code | 4% |
| New Customer £50+ | 24% |
| New Customer £0.01 - £49.99 | 16% |
| Existing customers | 8% |
As of July 2026, the best cashback rate for Protein Works is up to 24% via TopCashback. Protein Works cashback is currently offered by Quidco, TopCashback.
For Protein Works, Quidco currently offers up to 17.5% while TopCashback offers up to 24%, so TopCashback has the higher headline rate right now. Rates change frequently — check the live comparison before buying.
Yes — new customers currently earn 17.5% at Protein Works, while existing customers earn 7.5%.
Sign up free to the cashback site with the best Protein Works rate, search for Protein Works there, click through to the retailer, and shop as normal. Cashback tracks automatically and is paid out once the retailer confirms the purchase.
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