Calcium citrate may be the optimal form of calcium supplementation. Although calcium carbonate contains more elemental calcium than calcium citrate, it is not readily available to the body overall. A comparison of Calcium citrate with calcium carbonate showed significantly greater absorption of calcium from calcium citrate than from calcium carbonate by an average of 22% - 27%, regardless of whether the candidate had eaten a meal or not. Calcium citrate as a supplement also plays a role in the cholesterol controlling in the body. Bad cholesterol (LDL) was significantly reduced and good cholesterol (HDL) was significantly increased. Apart from this Shreenath Chemicals also manufacture Active Pharma Ingredients, Pharmaceutical Raw Materials, Bulk Drug, Nutritional Supplements, Drug Intermediates, Fine Chemicals, Choline Salts, and Ferric ammonium citrate.