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Both are olive oil, but depending on the extraction and refining process, people are divided into different products, with different nutritional and health benefits, and different uses. You have, are or want to use olive oil, please refer to how many types they have, the characteristics of use of each type!
What is olive oil?
Olive oil is an oil pressed from olives , which are grown in the Mediterranean region. Olive oil has been researched to be great for people with heart disease, high blood pressure or high cholesterol.
Besides, olive oil is also widely used in cooking (making cooking oil, salad dressing,…), cosmetics (hair care, skin care,…), medicine or soap making.
Olive oil comes in many varieties and is classified according to its free oleic acid content .
- Extra virgin olive oil contains up to 1% free oleic acid.
- Extra virgin olive oil contains 2%.
- Regular olive oil contains 3.3%.
- Unrefined olive oil will have a higher percentage of free oleic acid 3.3% (considered “unfit for human consumption”).
The action of olive oil
Olive oil has anti-inflammatory effects, lowers cholesterol levels and kills bacteria and fungi thanks to the action of fatty acids in the oil. Besides, olive leaves and olive oil can also lower blood pressure.
Types of Olive Oils
Extra Virgin Olive Oil
Distilled from the first juice of olives, without any processing, is the purest, first-class cooking oil with an acidity of less than 0.8% , and rich in antioxidants. Natural , trans fat free, most beneficial and safe for health.
Extra Virgin Olive Oil is used raw, sprinkled directly on dishes to enhance flavor, mixed salads .. or used for beauty .
Virgin Olive Oil
Also the oil obtained from the first pressing of the olives, the antioxidant content is also very high, but the acidity is higher (less than 2%).
This is also a high-quality olive oil second only to Extra Virgin , often used in the same way as Extra Virgin, used directly and in beauty care recipes.
Olive Refined Oil (refined olive oil)
Is an oil obtained from natural olive oil and then through a refining process to remove impurities, greatly reducing the purity of the oil , thereby also reducing the nutritional value.
After refining, the oil has no natural antioxidants, is high in trans fats, but has a higher heat resistance, which can be used to cook fried dishes. Pure Olive oils are also refined olive oils.
Olive oil is a blend of refined olive oil (Refined Olive Oil) and Extra Virgin Olive Oil or Virgin Olive Oil with a content of about 5 – 15% of 1 of the 2 premium olive oils above.
This type of olive oil has better nutritional content than refined olive oil , which can be used in cooking.
Olive Oil Extra light/Lite or Pomace
This oil is obtained from the treatment of olive pulp with a physical solvent, through many processing stages, so the nutrient content is very low , the flavor of the oil is also greatly reduced.
This oil has high heat resistance . In fact, even though it has olive ingredients, the oil is mixed and added with many flavors or other ingredients, is not strictly controlled and not certified, the price is cheap, but it is not safe and nutritious. nursing .
Identify high quality olive oil with international certifications
The European and North American markets use the California Olive Oil Countri (COOC) certification to certify 100% Extra Virgin olive oil. With the appearance of the COOC logo on the product, you can rest assured that you have chosen the right quality olive oil.
In addition, there are other certifications such as AOC (Appellation d’Origine Contrôlé e) of France, DOP (Denominazione d’Origine Protetta) of Italy and DO (Denominacion de Origen) of Spain which are also certifications. quality of pure Extra Virgin oil.
Some olive oil side effects and warnings
Side effects of olive oil
When taken orally
Taking olive oil by mouth is recommended as safe at a dose of about 28 grams per day . Even Mediterranean people have a very safe way to eat with olive oil with about 1 liter of olive oil per week.
However, you should be careful when drinking olive leaves because the safety of olive leaves has not been clearly established.
When applied to the skin
Olive oil is quite safe in case of application to the skin, delayed allergic reactions and skin inflammation .
In some people, an allergic reaction to olive pollen can occur when inhaled.
Some warnings about using olive oil
Pregnant and lactating women: Olive oil should not be used for these two subjects in large doses because there is still no scientific evidence to prove that it is safe for pregnant women to use olive oil.
Diabetics: Olive oil can lower blood sugar , so diabetics need to carefully check their blood sugar before taking olive oil.
People having surgery: Olive oil should be stopped 2 weeks before surgery because it can affect blood sugar especially during and after surgery.
Choosing and using olive oil, understanding and knowing how to recognize the right quality oil will not only help you buy the right product, pay the right price, but also use it in the right way, with the most benefits for your health.
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