Humans crave sugar. The babies would like the sweeter formula the most, so parents will buy it. Nestlè notices that the best sellers are the sweetests, so they

Humans crave sugar. The babies would like the sweeter formula the most, so parents will buy it. Nestlè notices that the best sellers are the sweetests, so they double down. For adults salt and monosodic glutamate come into play, the logic is the same. The more you put in the product, the better it sells.