The most blatant example I've seen of this was canned coconut milk. The standard product was 70% coconut and 30% water, the "light" and "calorie reduced" versi

The most blatant example I've seen of this was canned coconut milk. The standard product was 70% coconut and 30% water, the "light" and "calorie reduced" version right next to it was literally just 50/50 coconut/water, at the same price. Why yes, please sell me water at coconut prices! /s