Theblood uses menstrual blood for a non-invasive blood test to solve female health problems. Using a menstrual cup, the blood is collected and sent to a partner laboratory. This can be used to analyze health values and vital signs, or even the color of the blood. The results can then be used to identify vitamin deficiencies or hormone fluctuations, which are analyzed over time via an app. With this new level of knowledge, users can directly adjust their diets or, thanks to telemedical advice, talk to an expert in a self-determined manner.