Caffeine does not show any impact on calcium level except slightly diuretic.
Alcohol does not have any impact, however, when the sodium level is high, the control of calcium level can be disturbed.
Vitamin D helps in absorption of calcium into blood stream,
In intestinal cell, Parathyroid Hormone increases calcium transport across the membrane.
Lactose in milk act upon by intestinal micro-flora to form acid which lower pH, hence calcium will be more soluble.
calcium can be taken with amino acid which help the body to absorb calcium during digestion.
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