Magnesium supports short-term memory, making it easier to remember everyday things, such as where you left your car keys. It also makes it easier to make quick decisions and respond to changing situations. In addition to its brain health benefits, magnesium plays an important role in improving sleep quality, which has a positive impact on mood. It also supports the body s response to stress, which can help to mitigate its negative effects. What s more, magnesium is important for regulating heart rhythm and adequate levels support cardiovascular health, making it an essential ingredient for overall wellbeing.