There are hundreds of available options when it comes to buying CBD capsules in the UK. While many claim to be the best, the extent to which a particular product ca help you will depend on many factors. Our full spectrum hemp capsules are naturally high in CBDa, with traces of every compound that can be found in the plant. CBDa has 4x the bioavailability of CBD, and traces of other compounds contribute to a synergistic relationship which can improve the overall efficacy.