Calcium's leading role is legendary. In fact, there seems to be no end to calcium's repertoire: It strengthens bones and teeth and new studies suggest that it may also prevent colon cancer, and ...

They are rich in vitamins A, C, K, and folate, as well as minerals like iron, calcium, and potassium ... them is the loss of their vibrant green colour, which can make the dish less appealing.

"They add calcium to the soil ... which promotes lush foliage and enhances flower colour," Chris notes. He suggests using coffee grounds that are free from excess oils and spreading them evenly ...