If matcha is your cup of tea, you may need to change your habits. Matcha, a finely ground green tea powder popular in traditional Japanese ceremonies and modern wellness trends, is often consumed in the form of a frothy drink made by whisking it with hot water. While matcha is praised for its rich flavor and potential health benefits, recent studies suggest that its consumption might be linked to certain health risks when overused. Research indicates that excessive intake of matcha could lead to an overconsumption of caffeine and other stimulants naturally present in green tea. This can result in side effects such as insomnia, heart palpitations, and anxiety, particularly when consumed in large quantities or in combination with other caffeinated products. Additionally, matcha contains a compound called oxalic acid, which, in high amounts, may contribute to kidney stone formation in susceptible individuals. The U.S. Food and Drug Administration (FDA) and other health organizations have not set specific guidelines for matcha consumption, but they generally recommend moderation for all caffeinated beverages. Health experts suggest that while matcha can be a healthy addition to one's diet in reasonable amounts, it's important to be aware of how much is being consumed daily and to consider individual health conditions. Consumers are encouraged to read product labels and be mindful of how much matcha they're incorporating into their daily routine. For those who enjoy matcha, this may mean adjusting their habits—such as limiting the number of servings per day or choosing lower-caffeine alternatives when available. As with any dietary choice, balance and awareness are key to enjoying matcha safely.