Core Viewpoint - The recent decline in the stock price of BaWang Tea Ji is attributed to social media claims linking high-caffeine beverages to "quasi-drugs," which raises concerns among consumers [3]. Group 1: Caffeine and Its Effects - Caffeine is a naturally occurring alkaloid found in tea, not an external substance [6]. - The primary effects of caffeine include stimulating the central nervous system, enhancing alertness, and providing a temporary boost in energy, typically felt within 15-20 minutes and lasting 2-5 hours [6]. - Tea also contains the amino acid theanine, which has calming effects, providing a balance to the stimulating effects of caffeine [6]. Group 2: Consumption and Health Implications - While caffeine can affect sleep in sensitive individuals, regular tea consumption may improve sleep quality over time [8]. - The caffeine content in regular tea or tea beverages is only 2% to 4%, making it unlikely to cause addiction [8]. - For healthy adults, a daily caffeine intake of up to 400 milligrams is considered safe, with excessive consumption potentially leading to anxiety and insomnia [10].