Hemp is grown on farms, harvested then dissolved in solvents to extract CBD.
set up time
3-4 month batch time
seasonal production
subject to climate
high chance contamination
lower purity
Biological
The Cannabis DNA sequence that signals CBD production is isolated then used to brew CBD from yeast in biology lab.
long set up time, 1 year plus
brewing time in weeks
year round production
not subject to climate
low chance contamination
very high purity
Chemical
Chemically pure CBD is copied exactly from nature and synthesized in a pharmaceutical laboratory using organic chemistry methods like any other medicine.