Healthy Cooking Oils: Olive Oil, Canola & Best Substitutes

Choosing the right oil, from extra virgin olive oil to rice bran oil, impacts your cardiovascular health and digestion. Learn how to substitute butter with oil in baking and use natural fats like olive oil for a healthy gallbladder cleanse.

How to Identify Bad Olive Oil

Published Jul,08 2011 | By Sommer Leigh

Bad olive oil, also termed as rancid, is affected by a variety of factors. All olive oil goes bad at some point no matter what you do to prevent rancidity. The length of time it takes to go rancid depends on its exposure to air and light and the temperature at which it is stored.