"needs the most" is correctly structured and can be used in written English.
The elderly population in the area needs the most attention and assistance.
It is the middle class which needs the most help.
Dry dirt will repel the thing it needs the most.
For some, it is the visitor experience that needs the most protection.
We have a prioritized list of what needs the most work.
This purest of approaches needs the most calculated of sales jobs.
Simeone personifies that which Argentina needs the most right now – a new generation of leaders.
He is blessed with ample physical gifts, but understands that his mind needs the most attention.
"Councils with the greatest spending needs – the most deprived authorities – have been receiving the largest reductions.
But such savings are possible only if cities can identify who needs the most help.
But defense was -- and still seems to be -- the part of the Knicks' game that needs the most improvement.
And it needs the most delicate touch in its direction and acting to draw out the autumnal pathos.
