Oil is an essential part of everyone’s daily life.
But how much do you know about the oil you eat without thinking about it?
What is oil made from, what is it used for, and how deep is the world of oil … that is the world of oil. Here, we’ve put together a quiz to help you discover something new about oil! If you have time, by all means, please take the challenge!
Oil facts you didn’t know *Click Q (Quiz) to shown A (Answers).
What are the raw materials used to make oil?
1. Rapeseed 2. Soybean 3. Corn 4. Pumpkin 5. Almond
- Answer: All.
“Vegetable oil” is made from seeds of plants. Oil is produced from the seeds of all plants, including vegetables (pumpkin and corn) and flowers (sunflowers and rapeseed). We can develop and press anything.
What is oil used for?
1. Tempura 2. Supplements 3. Formula milk 4. Cosmetics 5. Paint
- Answer: All.
Oil is used in many aspects of everyday life, not just in food. OTA OIL is in fact the number one producer of 100% vegetable-based paints in Japan!
Is oil bad for our health?
1. Oil is unhealthy. 2. Too much oil is not good for our health. 3. There are necessary oil.
- Answer: 2 and 3.
We cannot live without oil in our modern living. But too much oil or old, oxidised oil is not good for you.
Also, even though oils have the same calories, they have different functions depending on the type of oil. The reason why they have the same calories but different properties is because of the different types of fatty acids that constitutes the oil. It is important to know the differences in the fatty acids that constitutes the oil and to choose oil wisely.
Of the unsaturated fatty acids, omega-3 and omega-6 fatty acids are considered ‘essential fatty acids’.
These two essential fatty acids cannot be produced in the body and must therefore be taken from food. In such cases, the food from which essential fatty acids can be efficiently ingested is oil.
Which foods provide omega-3 fatty acids?
1. えごま油 2. Palm oil 3. Blue-backed fish 4. Pork
- Answer: 1 and 3.
えごま and blue-backed fish are food sources of omega-3 fatty acids. Blue-backed fish, which always served in the traditional Japanese diet, is still an important food for the body. The DHA and EPA in blue-backed fish are omega-3 fatty acids.
Speaking of which, have you heard of 「えごま」? It is a member of perilla family, and its leaves are similar to Japanese green shiso. The alpa-linolenic acid abundantly contained in えごま is partly converted to DHA and EPA in the body. It was acutally OTA OIL that first produced えごま油 for consumption in Japan!
マルタのえごま
How many kilocalories (kcal) are in per gram of oil?
1. 4 kcal 2. 7 kcal 3. 9 kcal
- Answer: 3
The three main sources of energy are carbohydrates, proteins and fats. Carbohydrates and proteins provide 4 kcal of energy per gram, whereas fats provide 9 kcal. Oils and fats are efficient source of energy, providing high energy in small amounts.
What is the most used vegetable oil in Japan?
1. Rapeseed oil 2. Corn oil 3. Soybean oil
- Answer: 1
The annual oil consumption in Japan is as follows; rapeseed oil 1.1 million tonnes, palm oil 600,000 tonnes, soybean oil 400,000 tonnes, rice oil and corn oil 90,000 tonnes each, sesame oil 50,000 tonnes and olive oil 40,000 tonnes.
How much oil does typical Japanese person consume in a day?
1. 30g 2. 50g 3. 70g
- Answer: 2.
On average, the Japanese consume about 53g of oils and fats per day. It is almost half vegetable and animal-based oil. Vegetable oils are also obtained from cereals, beans and baked sweets.
What types of oil are most found in えごま油?
1. Oleic acid 2. Linoleic acid 3. Alpha-linolenic acid
- Answer: 3.
えごま油 contains more than 50% alpha-linolenic acid. Alpha-linolenic acid is in the same group as DHA and EPA (both found in fish oil) and is an essential fatty acid for the body.
What vitamin is contained in the oil?
1. Vitamin A 2. Vitamin C 3. Vitamin E
- Answer: 3.
Vitamin E has multiple functions, eliminating reactive oxygen species (ROS) in the body and prevents ageing, and is a fat-soluble vitamin and is found in almost all vegetable oils.
Which part of corn contains oil?
1. Germ 2. Kernel 3. Stem
- Answer: 1.
Corn has oil in the germ. Rapeseed oil is extracted from the seed and soybean oil from the kernel; it takes more than 100 ears of corn to obtain 10g of corn oil.