Oranges, lemons, sauerkraut, buttermilk and limes are sour foods. Adding salt eliminates the bitterness of these foods, and sugar covers the sour taste. Sour foods contain acids that enhance tartness. More »

Craving sour foods can be one of the cravings that women experience when they are pregnant due to hormonal changes, says BabyCenter, or craving sour foods can simply be a craving that exists due to brain chemistry, says ... More »

Acidic foods are believed to taste sour because of their hydrogen ion concentration. Scientists believe that the human tongue determines taste through several different channels. The taste buds that register sour and sal... More »

Citrus fruits, such as lemons and limes, have the most concentrated levels of citric acid. Grapefruits and a variety of oranges contain citric acid that's less concentrated and are therefore more appealing to the taste b... More » Food Food Facts

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 f... More »

Acidic foods include citrus fruits such as lemons, as well as artificial sweeteners, white flour and alcohol. According to Greenopedia, foods that are inherently acidic can lower the pH value of the blood when consumed. More » Food Food Facts

The top 10 most acidic foods include milk, lemons, limes, grapefruit, apples, coffee, wine, soda, pickles and red meat. Over time, these foods build up acid in the body, wear out teeth enamel, and contribute to damaging ... More » Health Nutrition & Diets Nutritional Content