Guide To PG VG Ratios: What Every Vaper Should Know Skwezed The PG (Propylene glycol) and VG (Vegetable Glycerin) are the two primary base ingredients of eliquid. They are all FDA approved and are equally safe. The PG is a clear, colorless liquid VG & PG In Vape Juices: What You Need To Know What's PG and VG in e liquids? VAPEAPE Do you know the differences between PG and VG vape juice? PG and VG Explained Dinner Lady