Magnesium supplements are increasingly being used as a sleep aid, as more people look for natural ways to improve rest. The mineral plays a role in regulating nerve function and supporting relaxation, which may contribute to better sleep quality. 

Some studies suggest that magnesium can help reduce symptoms of insomnia and improve sleep duration, particularly in individuals with deficiencies. According to CNN, experts note that magnesium may support the body's production of melatonin, a hormone that regulates the sleep-wake cycle. 

Magnesium also appears to help calm the nervous system by influencing neurotransmitters linked to relaxation. This effect may make it easier to fall asleep and reduce nighttime awakenings. 

However, experts caution that magnesium is not a universal solution. Excessive intake can lead to side effects such as digestive discomfort, including diarrhea, and may interact with certain medications. 

Health professionals recommend consulting a doctor before starting supplements and focusing on balanced nutrition as a primary source of magnesium. While it may benefit some individuals, its effectiveness can vary depending on overall health and lifestyle factors.