Good morning. Most juices benefit from a "Caps/drippers off for 24 hours, caps/drippers back on SHAKE, let steep for a few days routine. Also, remember to SHAKE your bottle of juice before filling your juice delivery device.
If you were using cartomizers, you probably should have just gotten some of the prefilled ones to sample the HALO juices before investing in a larger amount.
But we are all eager at the beginning. And it does take a short while to find a vendor or vendors we click with, flavor-wise.