While this study collected data way back in 2018, and things have improved somewhat, it is still alarming that most consumers didn't even know the THC and CBD amounts in their products. Forget about secondary cannabinoids and terpenes. They looked at two medical only markets, and one recreational market.
This is one of the problems that we, as a company are trying to address - too little consumer knowledge about the most important part of cannabis - the Active Ingredients. This brief article summarizes this study and provides a link to the actual paper if you're interested.