A key scientific concept behind THCA edibles is decarboxylation. This process occurs when THCA is exposed to heat, converting it into THC, the compound responsible for psychoactive effects. During the production of edibles, some level of heat is often involved, which means that part of the THCA may already be converted before consumption. As a result, some THCA edibles may behave similarly to traditional THC edibles, while others that preserve the raw compound may deliver much milder, non-intoxicating effects. thca edibles