Caffeine content is relatively high. High caffeine coffee refers to coffee with high caffeine content, but the specific content is called high caffeine. As of June 65438+February 65438+March 2023, there is no accurate definition. Generally, the caffeine content of instant coffee (250ml) is 50~70mg, and that of energy drink (250ml) is 80~ 150mg. Therefore, coffee with caffeine content exceeding 180mg per cup is generally called high caffeine coffee in the industry.