i used some "lorann" ry4 at 10%, 11mg PGnic in straight vg base, so about 85/15 pg/vg total. steeped for 1 week and it was grand.
once you start "blending" flavors, try to make 5ml batches with 0nic. flavoring is cheap, nic isn't. Sometimes blending flavor can taste like dung, other times its...