The primary (and central technique): By boosting calcium absorption within the intestines (from the meals, drinks, and dietary supplements we devour) in an effort to shuttle the calcium you get from these inputs into the bloodstream. “The principal operate of vitamin D in calcium regulation is to extend calcium absorption from the gut, which is the principle website of absorption for many micronutrients,”* explains Tafur.
Mainly, “when serum calcium ranges are low, vitamin D stimulates a rise in calcium absorption from the intestines so calcium would not get leached from the bones,”* Cording provides. It is sensible like that.
Simply how vitamin D does that is additionally a little bit extra advanced than meets the attention, and research means that it will get the job completed by interacting with intestinal stem cells, regulating cells that impression the barrier operate of the intestinal wall, and extra.*
As mbg’s director of scientific affairs Ashley Jordan Ferira, Ph.D., R.D.N. summarizes, “The vitamin D-calcium relationship has been simplified to absorption within the intestine. In actuality, this sensible vitamin is proactively multitasking on our behalf to make sure calcium homeostasis by a number of, simultaneous mechanisms within the physique.”*
Ferira goes on to say that this vitamin-mineral partnership is important as a result of calcium is required by cells all through our complete physique. “Calcium is essentially the most considerable mineral within the human physique. It is the mobile gatekeeper for mobile signaling and communication. Pragmatically that appears like robust bones, muscle mass contracting (together with your coronary heart!), nerves sending impulses, and a lot extra.”*