Should cooking oil be reused?

Question

Is it safe to use cooking oil once used? If so how many times it can be reused?

Comments

Cooking oil can be used over again until it loses characteristics. The only problem is the mixing of scents and favours and most food like fish have strong smell. You can opt to use separate oils for particular dishes, this way you don't have to keep wasting while you change. 

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It is not nutritionally ideal to reuse oil already used. Let's say for example, you have used oil to fry something, you are not expected to reuse that same oil again in cooking another food. This is simply because the oil has lost its nutritional value during that frying process. The reusing of it it's like taking in something that would not add any health benefits to the body but instead the ingestion of harmful chemicals capable of militating against the normal body functioning.

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It is generally not recommended to reuse cooking oil, as it can become rancid, or contaminated with food particles, after being used. It is best to discard the cooking oil after one use, as this will ensure that it is safe to use and will not negatively affect the quality of the food you are cooking.

Answer 1

I don'think there is any problem on reusing cooking oil.it has not been proven to be unhealthy to use it though some sources claim it can damage food.

Answer 2

re-heating should be avoided and in case you have to reuse oil, a maximum of three times is permitted to avoid formation of trans-fat. “Re-heating and reuse of oil should be avoided as far as possible. Avoid using left over oil wherever possible.

Answer 3

Re-heating should be avoided and in case you have to reuse oil, a maximum of three times is permitted to avoid formation of trans-fat. Re-heating and reuse of oil should be avoided as far as possible. 

Answer 4

Reusing cooking oil can be harmful to health as it can produce toxic substances when heated repeatedly, such as acrolein and acrylamide, which can contribute to cancer and other health problems. Additionally, reused oil can also affect the taste and quality of food. It is recommended to use fresh oil for each cooking session and to properly dispose of used oil.