MEL Science: Shopping portal cashback & miles rates
melscience.com
Checked 2h ago · 9 portals compared
Every portal below pays you for starting your MEL Science purchase there: they split the commission they get from MEL Science with you. Same store, same checkout, same order, but cashback or miles on top. New here? How portals work
Best MEL Science rate right now
Best right now
Verdict:
0 rate changes in the 42 days we've tracked it.
True on most portals for MEL Science:
Cashback
Show all 7 cashback portals Show fewer
Category rates & exclusions
- New MEL Science Customer Purchase $30
- Existing MEL Science Customer Purchase $15
Exclusions: - Use of a coupon code not displayed on TopCashback. Terms: - Cash Back is calculated only on the item(s) price and does not include taxes, shipping or other fees. - Cash Back earned cannot exceed the total purchase amount. - To be eligible for Cash Back on all products, you must begin your purchase with an empty shopping cart. - Should your Cash Back fail to track automatically, please submit a Missing Cash Back Claim within 100 days of your order.
Details last checked 3d ago.
Category rates
- New Customer $15
- Existing Customer $7.5
Details last checked 7d ago.
Category rates & exclusions
- New MEL Science Customer Purchases 15%
- Existing MEL Science Customer Purchases 7.5%
Posting Time: Purchases will typically show in your wallet as pending in 7 days. Approval Time: Cash Back will be added to your wallet in approximately 90 days. Activate Cash Back
Details last checked 5d ago.
Show all 7 cashback portals
What doesn't earn
Use of coupons or promotional codes not listed on Rakuten will void Cash Back.
What doesn't earn
Use of coupons or promotional codes not listed on Rakuten will void Cash Back.
What doesn't earn
- Not eligible for sign up bonus payout
Points
Category rates
- New Customers 1,961 pts
- Existing Customers 980 pts
Details last checked 9h ago.
Joining a portal through a link here may earn us a referral bonus; it never changes these rates or their order. Details
How this tool is funded
Some links here are referral links: if you join a portal through one, that portal may pay us a referral bonus. It never changes the rates we show or how we rank them. How we make money
Best play
Stack the portal with the right card: the same purchase earns two ways.
Also fits: Bank of America Customized Cash Rewards (3% back on online retail) · Amex Blue Business Plus (2x Amex points on everything)
Card earn rates are our own notes, not live data. Issuer caps and terms apply, so double-check before counting on one.
Rate history last 21 days
Full history →Each line follows the best rate on offer at that moment, whoever was paying it. Currently: Points via Aeroplan eStore. Same scale, different currencies: "3" means 3% cash, 3 pts/$, or 3 mi/$.
Every account sees the last 21 days here. Premium goes back to day one.
Recent changes last 21 days
Common questions
Which shopping portal pays the most at MEL Science? +
Right now 10 pts/$ (Air Canada Aeroplan) on Aeroplan eStore leads, out of 9 portals we track for MEL Science. The full side-by-side comparison of cashback, miles, and points is above.
Can I earn airline miles or points for MEL Science through a shopping portal? +
Yes, the top is 10 pts/$ (Air Canada Aeroplan) on Aeroplan eStore. Airline and card portals often pay miles or points instead of cashback.
How often do MEL Science's cashback rates change? +
We've tracked MEL Science since Jul 12, 2026. Portal rates change whenever the portal updates them, and each row shows exactly when we last confirmed it.