Jerusalem artichoke or earthen pear is a root vegetable enriched with many useful substances, having a rich nutritional value, but, unfortunately, not in great demand in our country.
There are about 300 species of this plant. Only two types of Jerusalem artichoke are grown in Russia.
The article will look in detail at the chemical composition of roasted root vegetables, pickled, as well as raw and dried. From the article learn about the benefits and dangers of this vegetable.
Why is it important to know the chemical composition of the vegetable?
Each vegetable is rich in certain substances. For some, they are useful, for others the opposite. Before you use any product in large doses, you need to know what it contains, that is, its chemical composition. This is necessary in order not to harm your body on the one hand. And on the other hand, use a vegetable or fruit to improve your condition.
All this is possible only if a person is well acquainted with the presence of disease in his body, what can be consumed and what is not. And accordingly know the chemical composition of products that may be contraindicated for use.
The chemical composition of the root
Fried
Jerusalem artichoke, roasted in vegetable oil, can compete with potatoes and be a complete garnish.
Per 100 g of pear-fried earthy pears account for:
- 2.5 g of proteins;
- 6.5 g of fat;
- 11 g of carbohydrates.
Caloric content - 112.7 kcal.
If roasting takes place in butter, a small amount of cholesterol is formed in the dish.
Important. When frying in the earth pear remains the presence of calcium, potassium, phosphorus, copper, zinc and other substances. But their number is much less than in fresh topinambur.
Pickled
Jerusalem artichoke can be pickled with spices and get a tasty low-calorie snack. The energy value of 100 g is only 29.4 kcal.
When marinating in the product decreases the amount of substances, vitamins and elements. So, it contains:
- proteins - 0.6 grams;
- fats - 0.1 grams;
- carbohydrates - 5.5 grams.
The doses, reduced in comparison with fresh vegetables, contain potassium, calcium, copper, vitamins of group B (B1, B2, B6). The increased amount contains sodium and chlorine.
Steamed
With a little heat treatment, Jerusalem artichoke retains useful vitamins and elements.
The application of heat treatment to the Jerusalem artichoke over 50 ° reduces the content of vitamins and elements by 30 - 45%.
Cooked
On the basis of an earth pear do medicinal broths, which suggests that this vegetable does not lose its usefulness.
Dried
From dried crushed Jerusalem artichoke make additives, seasonings that do not lose the beneficial properties of Jerusalem artichoke, while remaining low-calorie - 100 g 73 kcal.
Calories per 100 grams and BJU
Raw
100 g of raw topinambur contains KBJU:
- proteins - 2 grams;
- fats - 0.01 grams;
- carbohydrates - 17.44 grams.
Caloric content: 73 kcal.
An important feature of the composition of topinambur is that proteins are represented by 16 amino acids, eight of them are not produced by the human body.
The composition of the earth pear includes the following macro - and micronutrients:
- Potassium. It is necessary for the body to regulate metabolism, control water balance.
- Calcium. Thanks to its presence, Jerusalem artichoke removes toxins and wastes from the body, as well as excess water.
- Magnesium. Normalizes the digestive tract.
- Sodium. Controls normal water - salt metabolism, control of acid - base balance.
- Silicon. Affects hemoglobin level. To get the daily share of this element, you need to eat 50 g of Jerusalem artichoke.
- Copper. Participates in the provision of energy exchange.
- Iron. By the amount of this element, Jerusalem artichoke is ahead of potatoes, beets and carrots.
Also Jerusalem artichoke contains pectin, which reduces the level of cholesterol in the bodyimproves metabolism, normalizes intestinal peristalsis.
Reference. Jerusalem artichoke is not able to accumulate heavy metals. Therefore, it can be eaten, even if it is grown in an area with poor ecology.
Earth pear has no contraindications, except for individual intolerance. One of the reasons for this is the composition of the vitamins of Jerusalem artichoke:
- Vitamin C. It gives strength and elasticity to the walls of blood vessels, reduces the possibility of bleeding, strengthens the immune system.
- Thiamine 100 g of Jerusalem artichoke contains 0.20 mg of vitamin B1That is 13% of the daily intake of this vitamin.
- Riboflavin. 0.06 mg of vitamin B per 100 grams of earth pears2 - This is 3% of the daily rate.
- Folic acid. 100 g of a tuber at first glance contains very little of this vitamin - only 13 mcg, but this part makes up 3% of the daily need for human consumption.
- Pyridoxine. 100 g of Jerusalem artichoke - 0.08 mg of vitamin B6that is 4% of the daily requirement.
- Pantothenic acid. Vitamin B3 is 0.4 mg from one hundred grams of Jerusalem artichoke. And this is 8% of the required rate of consumption of this vitamin per day.
Dietary fiber is also part of the vegetable. They affect the removal of toxins and harmful substances from the body. Included in its composition and inulin - a natural analogue of insulin. It lowers the amount of sugar in the blood, which makes the earthen pear demanded for diabetics.
Vegetable tubers are rich in fiber, which is involved in cleansing the intestines from harmful substances, thereby preventing the occurrence of dysbiosis.
Frequent consumption of topinambur in its raw form can lead to flatulence. Therefore, people prone to this, it is better to thermally process the product.
Also This product is enriched with organic polyoxyacids.: lemon, apple, malonic, amber, fumaric. They make from the mass of Jerusalem artichoke in a dry form 6 - 8%.
How many calories and BZHU in dishes from it?
- Candied fruit. On average, 100 g of the product contains 8 g of proteins, 0.1 g of fat and 54.3 g of carbohydrates. Energy value - 232 kcal.
- Jam. Caloric value of the product is 274 kcal. The composition includes 1.2 g of proteins, 0.1 g of fat, 66.5 g of carbohydrates.
- Syrup. The usefulness of this product is determined by the content in it is not glucose, but fructose. So, its amount in 100 g - 69.5 g, and fat and protein - 0. The energy value of 100 g - 267 kcal.
- Vegetable salad with Jerusalem artichoke. In addition to the earthen pear, the composition includes radishes, green onions, cheese and butter. Calorie content of this salad is 100.7 kcal. Proteins - 3.6 g, fat - 6.1 g, carbohydrates - 7.9 g. This amount is calculated per 100 g of product.
Benefit
- It relieves the body of toxins.
- Lowers cholesterol.
- Improves metabolism and the gastrointestinal tract.
- Lowers blood sugar levels.
- Strengthening immunity.
- Increased hemoglobin levels in the blood.
Harm
There are no contraindications to the use of topinambur, except for individual intolerance. Therefore, in the beginning it should be consumed in small doses in order to look at the reaction of your body.
Jerusalem artichoke - one of the few products that contains a lot of vitamins and nutrients, with virtually no contraindications. Therefore, its inclusion in the diet allows a person to enrich his body with necessary substances.