The idea of storage over the toilet is basically a budget-friendly creation of storage space in an area that had not been previously utilized in most houses. This space will ensure a more organized, useful room and prevent the room from looking bulky.
This Genius IKEA Hack Is The Best One Yet — And It Only Costs $10
Attention: The RASKOG cart might be the most versatile product in all of IKEA (seriously). It's just as useful in your kitchen to hold spill-over pantry items as in your bathroom to corral makeup and toilet paper. - Cosmopolitan.co.uk
When she made over her bathroom, Jaymee from Jay Adores made use of that empty space above the toilet by adding in three shelves for extra storage stocked with towels, toilet paper, and other essentials.