Caffeine, Serum analysis using LC-MS/MS is a laboratory test used to accurately measure caffeine levels in blood serum. Caffeine is a common compound consumed in many beverages such as coffee, tea, and soft drinks. This analysis is performed to evaluate the body’s response to caffeine intake and can help determine caffeine levels in cases of toxicity or potential side effects. It is particularly important for individuals with certain health conditions, such as sleep disorders or anxiety, who may be affected by caffeine levels. By measuring caffeine concentration, physicians can make appropriate treatment decisions and provide guidance on reducing consumption if necessary. The results of this analysis contribute to understanding the effects of caffeine on overall health and guiding appropriate medical care.