i dont assume you to vape with just 24mg nic vg with flavour juice right?
get dilutants i.e pg/vg to cut/part the nicotine level by %.
24 is a good figure to work with.
Example DIY recipe of a 50% cut ;
Targetted 10ml bottle of e-juice @ 12mg
5ml of 24mg nic,
4ml of vg/pg ,
1ml of flavours /...