Magnesium Glycinate vs. Melatonin After 40: Which Makes More Sense for Better Sleep?
FamilyGuard • Sleep & Wellness Evidence-aware guide • Updated August 2026 • About 14 minutes One is a mineral. The other is a timing signal. Choosing between them starts with understanding what is actually keeping you awake. You never used to think about sleep. You just slept. Then, somewhere after 40, it stopped feeling automatic. Now you are tired enough to want help, but not eager to start a prescription sleep medicine. Two familiar bottles seem to offer a gentler answer: magnesium glycinate and melatonin. They sit in the same “sleep support” aisle and promise much the same result. Biologically, they are doing different jobs. Magnesium is an essential mineral involved in normal nerve and muscle function. Melatonin is a hormone that helps signal biological night. That difference matters more than which bottle has better reviews. QUICK ANSWER Here is the short answer. Melatonin makes more sense when the main problem is timing , such ...