B12: Shopping portal cashback & miles rates
b12.io
Checked 7h ago · 3 portals compared
Every portal below pays you for starting your B12 purchase there: they split the commission they get from B12 with you. Same store, same checkout, same order, but cashback or miles on top. New here? How portals work
Best B12 rate right now
Verdict:
1 rate change in the 14 days we've tracked it. Last moved Aug 18, 2026. GoCashBack has held the top cashback rate longest: 10 of 14 days.
Cashback
What doesn't earn
- Coupon codes obtained from sites other than GoCashBack.com may void cash back. - Bulk/Reseller orders are not eligible for cash back. - Orders made with gift cards may not be eligible for cash back. - Orders made from mobile or mobile app may not be eligible for cash back. - All cash back is at the merchant's discretion.
Points
Category rates
- Online Purchase · most items 17.3 pts/$
Details last checked 7h ago.
Joining a portal through a link here may earn us a referral bonus; it never changes these rates or their order. Details
How this tool is funded
Some links here are referral links: if you join a portal through one, that portal may pay us a referral bonus. It never changes the rates we show or how we rank them. How we make money
Best play
Stack the portal with the right card: the same purchase earns two ways.
Also fits: Bank of America Customized Cash Rewards (3% back on online retail) · Amex Blue Business Plus (2x Amex points on everything)
Card earn rates are our own notes, not live data. Issuer caps and terms apply, so double-check before counting on one.
Rate history last 21 days
Full history →B12's best cashback rate has changed once since Aug 14, ranging 12.8% to 24%.
Each line follows the best rate on offer at that moment, whoever was paying it. Currently: Cashback via GoCashBack, Points via Rove Miles. Same scale, different currencies: "3" means 3% cash, 3 pts/$, or 3 mi/$.
Every account sees the last 21 days here. Premium goes back to day one.
Recent changes last 21 days
Common questions
Which shopping portal pays the most at B12? +
Right now 24% on GoCashBack leads, out of 3 portals we track for B12. The full side-by-side comparison of cashback, miles, and points is above.
Is 24% a good cashback rate for B12? +
24% on GoCashBack is the usual rate for B12.
Can I earn airline miles or points for B12 through a shopping portal? +
Yes, the top is 17.3 pts/$ on Rove Miles. Airline and card portals often pay miles or points instead of cashback.
How often do B12's cashback rates change? +
B12's best cashback rate has changed once since Aug 14, ranging 12.8% to 24%.