Yes, if it’s made from permitted hemp and has no more than a trace of THC and other controlled cannabinoids (1mg per container at most). Oils also need to be on the FSA’s public list of CBD products. All of ours are lab tested.
Shake the bottle, use the pipette to put the drops under your tongue, hold them there for about a minute and swallow. Some people add it to food or a drink instead. The label tells you how much CBD is in each drop.
It’s hemp extract containing CBD (cannabidiol), mixed into a carrier oil. You usually take it as drops under your tongue. It won’t get you high.