probably been done before but difficult to google so I'm doing it again

According to sheeldz, "wholewheat biscuits" are the exact same as Weetabix.

According to me Heinz Baked Beans are different to Value Beans (with their shitty watery sauce).

What other things have I been wasting my money on over the years which I could have bought unbranded for a fraction of the price?