Onions has nutrition that give health benefits for us, even if you eat onion directly, it will makes bad breath. Onions has a characteristic that is rich in thiosulfinat, sulfide, sulfur oxides and other sulfur-smelling mixture. Custeine Sulfur oxide plays an important role in onion flavor and produce substances that make pain in the eyes. Thiosulfinates produce an anti-bacterial agent. Onions are effective against many bacteria including: Bacillus subtilis, Salmonella, and E. coli.
Onion Nutrition Facts
| Principle | Nutrient Value | Percentage of RDA |
|---|---|---|
| Energy | 40 Kcal | 2% |
| Carbohydrates | 9.34 g | 7% |
| Protein | 1.10 g | 2% |
| Total Fat | 0.10 g | 0.5% |
| Cholesterol | 0 mg | 0% |
| Dietary Fiber | 1.7 g | 4.5% |
| Vitamins | ||
| Folates | 19 µg | 5% |
| Niacin | 0.116 mg | 1% |
| Pantothenic acid | 0.123 mg | 2.5% |
| Pyridoxine | 0.120 mg | 9% |
| Riboflavin | 0.027 mg | 2% |
| Thiamin | 0.046 mg | 4% |
| Vitamin A | 2 IU | 0% |
| Vitamin C | 7.4 mg | 12% |
| Vitamin E | 0.02 mg | 0% |
| Electrolytes | ||
| Sodium | 4 mg | 0% |
| Potassium | 146 mg | 3% |
| Minerals | ||
| Calcium | 23 mg | 2% |
| Copper | 0.039 mg | 4% |
| Iron | 0.0.21 mg | 3% |
| Magnesium | 10 mg | 2.5% |
| Manganese | 0.129 mg | 5.5% |
| Phosphorus | 29 mg | 4% |
| Zinc | 0.17 mg | 1.5% |
| Phyto-nutrients | ||
| Carotene-beta | 1 µg | -- |
| Cryptoxanthin-beta | 0 µg | -- |
| Lutein-zeaxanthin | 4 µg | -- |
Onion Health Benefits
AnticancerMichael Wargovich of the South Carolina Cancer Center, USA, said that the onions are anti-cancer potential. The type of cancer that can be disabled include breast cancer, colon cancer. and esophageal cancer.
In a study conducted at the University of Hawaii said that those who regularly eat onions in the daily menu - have a risk of lung cancer is 50% lower than those who do not eat at all.
In a study conducted by Dr.. Gurewich at Harvard Medical School revealed that by consuming onions on a regular basis, the levels of HDL (good cholesterol) will increase, although not total cholesterol decreased significantly. However, the bad cholesterol (LDL) is automatically decreased.
Preventing Osteoporosis
Onions contain calcium that is taken into account. Calcium is needed to prevent osteoporosis. In a study conducted in Bern, Switzerland, revealed that onions has a a potential effect to prevent osteoporosis.
Prevent Infection
Capabilities that are owned onions are as insecticides, parasitisida, antibacterial, and anti-fungal. With this capability, onions can prevent the possibility of infection pathogens that invade the body when the body condition is weak. For example, if injured, we can put the onion slices on the injured body part to prevent ongoing infection.
Good blood thinners
Vitro test performed at the University of Wisconsin-Medison found that organosulfur compounds in onions have the ability as a very powerful blood thinner. Onions ability better than aspirin is prescribed by doctors for patients with atherosclerosis, the hardening and thickening of the arteries due to plaque. cholesterol / LDL, fats and triglycerides.
Keeping Body Immunity
Onions have some superior micro minerals, such as selenium and fluorine. Selenium is required by the body in very small amounts. However, these micro elements has an important role. Biochemical tests proved that selenium is an antibiotic and antioxidant that is good. With this function, the presence of selenium is meant to keep the body's immunity.
Strengthening Teeth Structural
Similarly with selenium, fluoride is a micro elements that the body needs in small amounts. In the body, fluoride is useful to maintain the balance of enzymatic reactions. Fluor is also useful for keeping your teeth constituent cell density. In this case, fluoride strengthens tooth structure.
Lowering Cholesterol and Blood Sugar Levels
Another vitamin that is quite a lot is vitamin B3 and vitamin B9 (folate). In the body, vitamin B3 has several functions. This water-soluble vitamin needed to maintain the stability of blood sugar levels, lower cholesterol, absorbs fats and genetic balance in the cell.
Meet the daily requirement of Vitamin C
Onions has quite high vitamin C. In every 100 grams of onion, more than 12% of our daily vitamin C requirement has been met. This will help meet the needs of vitamin C that are often not met. This condition is caused by many things that cause of vitamin C is not available to the body.
Low Sugar, Almost Fat Free
Onions has only 40 calories kcal/100 grams. Contributor of calories in onions are carbohydrates. Therefore, it can be said that the onion is virtually free of calories from fat, so the fat does not mean much.
Carbohydrates contained consisting of monosaccharides, polysaccharides, and fiber. Total sugar contains only amounted to 4.24 g per 100 g. Thus, onions including low-sugar foods.