true.
Vitamin D
The Parathyroids Gland.
Parathyroid hormone not only increases the re-absorption of calcium from the kidney but it also helps absorption in the intestines by increasing the production of vitamin D activation which also occurs in the kidney.
it makes our bones stronger.Among a few things, vitamin D aids in the absorption of another vitamin, calcium.
Caffeine: Caffeine has a small effect on calcium absorption. It can temporarily increase calcium excretion and may modestly decrease calcium absorption, an effect easily offset by increasing calcium consumption in the diet.
both high levels of the active form of vitamin D enhance calcium absorption and high levels of estrogen enhance calcium absorption are true
calcium
true.
No, melanin protects the skin from ultraviolet radiation. Vitamin D is synthesized in the skin and help with calcium absorption.
iron
calcium
Calcium
apple
Vitamin D
no
Vitamin D