FDA regulation

  1. Potassium for Nerve and Muscle Health: The 99 mg FDA Limit Explained

    Potassium for Nerve and Muscle Health: The 99 mg FDA Limit Explained
    Every OTC potassium tablet caps at 99 mg because of a 1975 FDA rule, not nutrition science. Here's what the NIH says adults need, and who's really at risk.

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