Citric acid is a naturally occurring compound found in many fruits and vegetables. It’s available in powdered form, and if you’re a fan of all foods puckery and sour, you absolutely should be cooking ...

The list of skin-care products formulated with alpha-hydroxy acids (AHAs) is pretty lengthy. Differentiating each acid can be quite confusing, especially when you're simply looking for one product ...

Paola Velez shares her tips for working with this game-changing ingredient. Citric acid is a weak organic acid found in citrus fruits, as well as other produce. It has a sour flavor — which is why ...