Word Origin & History. critical 1580s, censorious, from critic + -al (1). Meaning pertaining to criticism is from 1741; medical sense is from c.1600; meaning of the nature of a crisis is from 1640s; that of crucial is from 1841.
Calcium citrate is the calcium salt of citric acid. It is commonly used as a food additive (E333), usually as a preservative, but sometimes for flavor.In this sense, it is similar to sodium citrate.alcium citrate is also found in some dietary calcium supplements (e.g. Citracal).
Vitacost Calcium Citrate is calcium supplement that supplies 1,000 mg of calcium (as calcium citrate) and 700 IU of vitamin D3 per four-tablet serving. Calcium citrate is a water-soluble form of calcium thatâs well absorbed on an empty or full stomach.eatures a readily absorbable form of calcium (calcium citrate). Features vitamin D3, which is considered superior to vitamin D2.* Supplies 1,000 mg of calcium citrate per 4-tablet serving. Contains 60 servings per bottle.