Due to high food prices, a lot of products are less often sold.

[Rachel Adams]

Does "high food prices" sound idiomatic?

Due to high food prices, a lot of products are less often sold.

 

[Tarheel]

Try:

Due to high food prices, a lot of products are selling less well.

 

[Tarheel]

Due to the high price of bacon, less bacon is being sold.

 

[Barque]

Are you trying to say that there are some specific foodstuffs that don't sell well because they cost a lot?
Or are you saying that food prices in general are high and people are going hungry rather than buying food?

 

[Rachel Adams]

Are you trying to say that there are some specific foodstuffs that don't sell well because they cost a lot?
Or are you saying that food prices in general are high and people are going hungry rather than buying food?

The former.

 

[emsr2d2]

The former.

In that case, you need the sentence Tarheel gave you in post #2.

 

[Tarheel]

If people don't buy as much of something then sellers aren't going to sell as much of it.