"there is no demand for" is correct and usable in written English. You can use it when talking about a situation in which there is no interest or need for something. For example: "There is no demand for organic avocados in the small town nearby."
Doctors have been told they will not need to offer appointments outside office hours and at the weekend if there is no demand for it, after the BMA expressed concern about forcing GPs to work on Saturdays.
The following testimony vindicates this assessment: "In hospitals there is no demand for dentists, even considering that, no doubt, the first cause of morbidity in the country are [sic.] oral diseases".
Maybe there is no demand for it.
There is no demand for vet services,' " says Mr. Kasper.
First, they say, there is no demand for it.
If there is no demand for peaches or apricots, they leave them on the tree".
The Tasmanian state government says there is no demand for the timber.
Yet there is no demand for the ADF to open up.
If there is no demand for improved environmental performance, then there is no need for EcoDesign tools.
"In our opinion," Mr. Mayorov continued, "there is no demand for these kinds of events in the city".
"There is no demand for a bare-bones car," said Mahantesh Sabarad, an analyst at Centrum Broking in Mumbai.
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.
Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com