India, Nov. 7 -- Before embarking on a fitness plan, diet is usually the first thing that's modified to suit the goals, whether to eat clean or lose weight. And when the diet is changed, one of the first things to draw attention to is the cooking oil. It is a daily essential, used in almost every dish, from deep-fried, pan-seared, to grilled meals. But not all oils are healthy, and some may even quietly disrupt your fitness goals. This includes your supposed healthy cooking oil, too.

To understand which cooking oils are healthy and which to avoid, HT Lifestyle reached out to Dharini Krishnan, PhD, R.D., a consultant dietitian in Chennai and at Canray Health Alliance as a consultant. She helped bust some of the common misconceptions regar...