How much % minoxidil should I use on my eyebrows

[Jelte]

Idk how much % minoxidil I should use on my eyebrows because I heard if its too rough it can make them fall out, the ones that I have available are 2% and 5% which one should I aim for

 

[FaceandBBC]

5%

 

[DildoFaggins]

5

 

[ubicuse]

5% topical