Safeguarding your home against foodborne illnesses begins not at home, but at the supermarket, grocery store, or any other place where you buy food that you plan to store and serve. Combating foodborne illnesses is a top priority at the Food and Drug Administration (FDA).afeguarding your home against foodborne illnesses begins not at home, but at the supermarket, grocery store, or any other place where you buy food that you plan to store and serve. Combating foodborne illnesses is a top priority at the Food and Drug Administration (FDA).
However, other excellent sources of calcium exist. Sources of well-absorbed calcium for vegans include calcium-fortified soy milk and juice, calcium-set tofu, soybeans and soynuts, bok choy, broccoli, collards, Chinese cabbage, kale, mustard greens, and okra.
Quick Answer. Foods that contain calcium citrate naturally include lemons and limes, oranges and grapefruit, pineapple, hard cheeses, and certain cheese products. Considered a safe food additive, calcium citrate is used in processed foods to condition some doughs and frozen breads and as a preservative in frozen dinners, vegetables and ice cream.