That's a really common question, and it makes sense — magnesium is widely talked about for sleep support. However, for people with MG, magnesium is one supplement that requires extra caution, regardless of the form it comes in.
Here's why it's tricky with MG:
- Magnesium helps muscles relax, which can worsen the muscle Show Full Answer
That's a really common question, and it makes sense — magnesium is widely talked about for sleep support. However, for people with MG, magnesium is one supplement that requires extra caution, regardless of the form it comes in.
Here's why it's tricky with MG:
- Magnesium helps muscles relax, which can worsen the muscle weakness already caused by MG
- It can interfere with Mestinon (pyridostigmine), a common MG medication, making it less effective
- In more serious cases, it can trigger a myasthenic crisis, which affects breathing
The highest risk comes from IV magnesium given in medical settings, but oral supplements can still pose risks depending on your situation. The good news is that magnesium from food sources is generally considered safer, since you're less likely to get a concentrated dose. Foods like pumpkin seeds, almonds, cashews, spinach, and black beans all contain magnesium naturally.
For sleep specifically, some safer alternatives to magnesium supplements worth exploring include:
- Keeping a consistent sleep schedule
- Limiting screen time before bed
- Speaking with your neurologist about sleep-safe options
It's really worth running this one by your MG neurologist before trying any magnesium supplement, as they can weigh it against your specific medications and health history.
October 9
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