Magnesium glycinate can be considered as supportive nutrition for people who may not meet magnesium needs through diet, experience high stress load, deal with muscle tightness or cramps, or report poor sleep quality. It is often preferred by individuals with sensitive digestion because it may be better tolerated than some other forms. However, the most reliable targeting comes from clinical evaluation and, when appropriate, lab testing—symptoms like fatigue, palpitations, or muscle twitching are not specific to magnesium alone. People with kidney disease, those taking rhythm medications, thyroid medication, or certain antibiotics (absorption interactions), and pregnant or breastfeeding individuals should use supplements under medical guidance. The goal is not maximal intake; it is the right dose and duration to support safety and consistency.