Using lactic acid for skin care can help you have a smoother, brighter complexion. As a gentle alpha hydroxy acid (AHA), lactic acid removes dead skin cells, lightens dark spots, and improves the look ...

Ibuprofen is a relatively weak acid (pka 4.4) and its solubility in water or at acid pHis very low. This results in a relatively long residence time in the acid environment of the stomach ...

Citric acid is a weak acid that is found naturally in all citrus fruits. Unlike strong acids, weak acids ionize only partially when in solution. If you’ve ever sunk your teeth into a lemon or ...