Can you eat expired olive oil?

In this article we are going to answer can you eat expired olive oil, what is the expiration date, what is the best-by date, what happens if you eat olive oil after the best-by date, and how to store olive oil so it can last longer, why does olive oil go rancid, and how can you use rancid olive oil. 

Can you eat expired olive oil?

Olive oil does not have an expiration date, instead, it has a best-by date which indicates that after that date olive oil might not have the same texture, flavor, or odor as when it was manufactured. 

Olive oil is safe to consume after the best-by date because olive oil can’t be spoiled. It can go rancid with time, and exposure to light and heat but it won’t cause any digestive issues or food poisoning. 

What is the expiration date?

The expiration date in the product tells the consumer the last day a product is safe to consume. The expiration date is not in all products. It is required on certain products with a specific nutritional composition that could change after the expiration date. 

The expiration date is required in some products such as

  • Liquid diets
  • Foods sold by a pharmacist
  • Meal replacements
  • Nutritional supplements
  • Infant formula 

If a product has passed the expiration date, it should not be consumed.

What is the best-by date?

Best by date or use-by date tells the consumer that food is no longer fresh or in the same shape, texture, and taste as when you bought it. It might lose some freshness, taste, aroma, or nutrients but it doesn’t mean that the product has gone bad and is no longer safe to eat. 

The product’s safety, freshness, and taste depend on how it has been stored. So, if the product has not been handled correctly, it can lose all its qualities long before the best-by date. 

What happens if you eat olive oil after the best-by date?

Nothing will happen to you if you use or eat olive oil after the best-by date. Olive oil is totally safe to eat but it can ruin your recipe if you use olive oil that is not in a good state. With time, olive oil goes rancid. Some characteristics for you to know that olive oil is rancid include

  • It has a stale flavor
  • It will give a different smell, kind of woody or old oil smell

How to store olive oil so it can last longer?

Olive oil should be stored in a cool dry place away from sunlight or artificial light or it can go in the refrigerator. If stored in the refrigerator it can last longer.

Normally, olive oil can last 18 to 24 months from when they were bottled. Unopened olive oil can last up to 6 months after the best-by day and open can last about 8 months from the opening date. 

Try to keep olive oil in a dark glass bottle to keep sunlight or artificial light away from making it rancid faster. 

Why does olive oil go rancid?

Olive oil can go rancid because of fat oxidation. Normally, fats can oxidize when exposed to light or it has been stored at high temperatures. In the process of oxidation peroxided is formed and it is what gives olive oil that smells and tastes.

How can you use rancid olive oil?

Olive oil should not be used in any recipe because it can ruin it with a change of flavor and odor. There are two ways to know if olive oil is rancid

  • Odor taste: it will give you an unpleasant flavor similar to Elmer’s glue.
  • Taste test: it will give you a rancid test that you will never forget. It has a similar flavor as chewing wood.

Some ideas on how to use rancid olive oil instead of throwing it away include

  • To soften and preserve the leather
  • Get paint off your hands
  • Use as lamp oil
  • Use it to hydrate your skin

Follow this link for more information on how to tell if olive oil is rancid and how to use it.  

Conclusion

This article answered can you eat expired olive oil, what is the expiration date, what is the best-by date, what happens if you eat olive oil after the best-by date, and how to store olive oil so it can last longer, why does olive oil go rancid, and how can you use rancid olive oil. 

Citation

https://www.purewow.com/food/does-olive-oil-go-bad

https://www.healthline.com/nutrition/does-olive-oil-go-bad#:~:text=Rancid%20olive%20oil%20won’t,potent%20antioxidant%20properties%20(%202%20).

Hi, I am Charlotte, I love cooking and in my previous life, I was a chef. I bring some of my experience to the recipes on this hub and answer your food questions.