"it's worth" is a correct and usable phrase in written English. You can use it to express the value of something in terms of money, effort, or importance. For example: "It's worth the effort to do your research before making a major purchase.".
"If it's worth doing, it's worth overdoing".
It's worth reading.
For what it's worth.
It's worth trying.
It's worth watching carefully.
It's worth the trouble".
It's worth noticing".
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