CBD vapes are exploding in popularity. And no wonder: they can deliver immediate calming effects. (Unlike CBD capsules or tinctures, which can take hours to be absorbed into your bloodstream.) But how can you tell which CBD products are legit? We contacted companies, labs, and experts. Read on for the best CBD vape pens and vaporizers available online. This CBDistillery GG4 Vape Pen stands out because it contains a very high amount of CBD: about 195 MG CBD per cartridge, according to lab results. (Which is pretty darn close to the 200 MG advertised.) And unlike almost all vape pens on the market, it doesn’t contain propylene glycol (PG), vegetable glycerin (VG), or MCT oil. This marks a new evolution in vape pens. Today, most vape cartridges on the market include these common thinning agents listed above. Thinning agents are necessary, because they dilute viscous cannabis, nicotine, or hemp oil enough to turn it into vapor when heated. However, because the use of these chemcials in vape cartridges is still relatively new, little is known about their health effects. According to Leafly, these common thinning agents have been studied more in e-cigarettes, which have been around fo...