Tag: 420 mg magnesium

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How to get 420 mg of magnesium a day through diet and supplements

Dec 17, 2025 •

3 min read

According to the NIH, the recommended dietary allowance (RDA) for adult men aged 31 and over is 420 mg of magnesium per day. However, many people fall short of this intake, potentially impacting vital bodily functions. Achieving your daily magnesium goal is crucial for muscle function, nerve health, and energy production.

What Does 420 mg of Magnesium Do? Benefits, Dosages, and Considerations

Nov 23, 2025 •

4 min read

For men aged 31 and older, the recommended dietary allowance (RDA) for magnesium is 420 mg per day. This crucial mineral is a co-factor in over 300 enzymatic reactions in the body, and understanding what does 420 mg of magnesium do is vital for health.