As astronauts prepare for longer missions in space, including a potential three-year journey to Mars, a new study published in the journal ACS Food Science & Technology presents a solution to the monotonous diet faced in zero gravity. Researchers have developed a customizable fortified beverage made from nanoemulsions, which allows astronauts to choose from various flavors and sweetness levels while providing essential nutrients, particularly omega-3 fatty acids. These nutrients are vital for counteracting the negative effects of prolonged space travel, such as muscle atrophy and nutritional deficiencies. The drink, roughly the size of a soda can, aims to enhance astronauts' dietary options and improve their overall health during missions. While the current formulation has a flat-soda consistency and a slightly fishy flavor, further testing is planned to enhance its taste. This innovative beverage represents a small but significant advancement in addressing the nutritional challenges of human space exploration.