This is a 10ml nicotine shot with 18mg nicotine strength based on nicotine salt consisting of 100% VG, produced by Sage in the United States. This nicotine shot is intended for use with a nicotine free e-juice called shortfill, to make it into an e-juice with 3mg. This nicotine shot is also excellent for use with DIY to make larger base fluids nicotine-containing.