A new study suggests that adding cannabidiol, commonly known as CBD, to products containing caffeine and delta-9-tetrahydrocannabinol (THC) can intensify the drug’s psychoactive effects and increase impairment. The research indicates that while caffeine alone does not substantially alter the body’s processing of THC, the addition of CBD changes how the body metabolizes the intoxicating compound. These findings were published in the journal Neuropsychopharmacology. The legal landscape for cannabis is shifting rapidly across the United States. State-level legalization and federal provisions such as the 2018 Farm Bill have led to a proliferation of cannabis-derived products. One emerging trend in the commercial marketplace is the sale of beverages that mix cannabinoids with caffeine. These products are often marketed as energy boosters or alternatives to alcoholic drinks. Despite the growing availability of these mixtures, very little scientific data exists regarding how these chemical constituents interact within the human body. Public health officials and regulators lack precise information on whether combining stimulants like caffeine with depressants or psychoactive compounds like THC creates unique safety risks. Most existing knowledge comes …