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The squeakers are remembering to point at lithium
"... lithium occurs naturally in the brain, shields it from neurodegeneration, and maintains the normal function of all major brain cell types. "

Could Lithium Explain — and Treat — Alzheimer’s Disease? Study: Lithium loss ignites Alzheimer’s, but lithium compound can reverse disease in mice

Taking magnesium supplements two hours before intense exercise may reduce muscle soreness and speed up recovery.
Improved exercise performance, faster recovery times, and what researchers called a "protective effect" against muscle damage.
Other studies have found that about 250 to 400 mg of magnesium per day—ideally taken with food for better absorption and reduced risk of stomach issues — can be effective. Start with that range, and then consider adding that extra 10 to 20 percent if you're training hard and not seeing a difference

What can magnesium do for you and how much do you need? - Harvard Health Magnesium is a mineral the human body needs to function properly — especially for a healthy cardiovascular system, nerves, muscles, and bones — though the benefits of supplement...