Are Dairy Products Reeallly a Good Source of Calcium? Yes!

Recently I heard someone state that milk was not a good source of calcium because the calcium is not well absorbed. When I inquired further she later changing the specifics, claiming the animal protein contained in milk causes more calcium to be lost via the kidneys (urine) than is provided by the milk.

I have previously pointed out that this theory (animal protein in the form of meat causes net calcium loss) is absolutely false and without any supporting evidence when clinically tested (see link here). Still, I wanted to look for studies specifically on milk to see if, like meat, it didn’t worsen calcium balance as this person claimed. Continue reading

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Calcium: A Compendium

Calcium is very important for the proper functioning of the human body, notable for its role in cell signaling, muscle contraction (including the heart–a fairly important muscle), neurotransmitter release from neurons, enzyme-mediated processes like blood clotting, and as a structural component of bone and teeth (1, 2). Continue reading