Full Spectrum contains all plant parts, including tetrahydrocannabinol also known as "THC". Inclusion of all plant parts is deemed the "Entourage Effect" which allows you to experience the plants full range of benefits.
"Full-spectrum CBD contains small amounts of all components of the cannabis plant. That means it can have trace amounts of tetrahydrocannabinol (THC). Federally legal full-spectrum products will always have less than 0.3 percent THC. In states where cannabis is fully legal, you may also be able to find full-spectrum products with higher levels of THC." - Healthline
Broad Spectrum does not contain tetrahydrocannabinol, also known as "THC". Allows peace of mind while experiencing a concentrated portion of health benefits.
hemp plant - THC = broad spectrum
"This type of CBD does not contain THC. It does contain other components of the cannabis plant, though, so it won’t be 100-percent CBD alone. Consider it the middle child of the three CBD choices." - Healthline