It is a problem of optimising for taste and perceived nutrition instead of nutrition. Humans will buy tasty things that are marketed as nutritious. Companies wi

It is a problem of optimising for taste and perceived nutrition instead of nutrition. Humans will buy tasty things that are marketed as nutritious. Companies will try to widen the profit margin by optimising the process in that direction (investing into marketing and taste). A solution that comes to mind is providing tax relief for nutritiously rich non-luxury foods.