Full-Spectrum Extract is also known as whole-plant-extract. It is Made up of all of the cannabinoids the plant has to offer… Plus terpenes, flavonoids, proteins, and other small traces of plant matter. 

Broad-Spectrum Extract is also known as T-Free extract. It is a hemp extract that is similar to full-spectrum but has gone through a specialized extraction process to remove all of the delta9 THC. 

CBD Isolate is 99%+ CBD. The CBD molecules have been isolated out during the extraction process.

CBG Extract is simply an extract that has been derived from hemp plants that are genetically predisposed to produce high levels of CBG. CBG is another cannabinoid, like CBD.