Caffeine is thought by some to inhibit absorption of iron and some A and B vitamins. By causing frequent urination, caffeine may also deplete calcium, magnesium, sodium, phosphate, and potassium.
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Caffeine is thought by some to inhibit absorption of iron and some A and B vitamins. By causing frequent urination, caffeine may also deplete stores of calcium, magnesium, sodium, phosphate, and potassium.