Vegetable juice : A vegetable juice is a drink prepared mainly from vegetables mixed ou centrifuged. The most popular is the tomato juice. Vegetable juices are often mixed with fruits to improve the taste. They are sometimes presented as a low-sugar alternative to Juice, however most commercial brands of vegetable juice contain large amounts of sodium.
Preparing vegetable juice at home is an alternative to buying store-bought juice, and can be beneficial for supplementing a diet low in fruits and vegetables. Special devices are recommended for blending vegetables, as they use low-speed mechanisms or centrifugal force. Compared to a blender at high speed, the low speed protects the vegetables from oxidation and heating caused by friction), which reduces the decomposition of the nutrients.
Types of juice: Commercial vegetable juices are generally made up of various combinations of carrots, Red beets, zucchini et tomatoes. The last two improve its palatability. It can also be found in vegetable juices parsley, dandelion, basil, cabbage, celeri, fennel and cucumber. From lemon, garlic and ginger are sometimes added for medicinal purposes.
Some common fruit juices: carrot juice, tomato juice, turnip juice, and in the United States of America V8 (brand of the Campbell Soup Company).
In Asia, mainly in Chinese cultures, vegetable juices are also made from a kind of yam, Dioscorea opposita (in Chinese: shān yào, in Japanese: nagaimo). They are, however, eaten in very small quantities, with many Chinese considering them more like medicine than vegetables.
Cabbage juice sold in Japan under the brand name Aojiru is widely known there for its purported health benefits and for its taste amer.
In Japan, many kinds of vegetable juices are also sold which, unlike Western juices such as V8, generally have a taste de carrots as well as fruits not tomatoes. Kagome's Yasai Seikatsu brand is a very common product, even found in McDonald's Happy Meals.
Nutrition: In general, vegetable juices are recommended as supplements to whole vegetables, rather than as substitutes. However, the nutritional value actual vegetable juice, compared to that of the vegetables themselves, is controversial. It is good for your health to eat vegetables.
Following the advice of the United States Department of Agriculture (USDA) to Americans, 3/4 cup of 100% vegetable juice would be equivalent to a serving of vegetables. This is confirmed by a recent study, which demonstrates that juicing provides the same health benefits as whole vegetables in terms of reducing the risk of cardiovascular disease and cancer. Another study showed that drinking vegetable juice reduced the risk of Alzheimer's disease by 76%.
However, the British Nutrition Foundation states that vegetable juice, regardless of the amount of juice taken, only counts as a single serving in the food ration. It is not specified whether this refers to commercial juices only or whether it also concerns juices prepared at home. Furthermore, a 2007 Japanese study showed that despite the nutritional benefits they present, vegetable juices are insufficient as a primary mode of vegetable consumption.
Many commonly consumed vegetable juices, especially those high in tomato, have a high content of sodium, and the effect of their consumption on health must be carefully considered. Some vegetables, such as beets, also have a high content of sucre, so their addition to juices should be limited
Although the actual nutritional benefits of vegetable juices are disputed, a recent study from the University of California, Davis showed that drinking them daily significantly increased consumers' chances of reaching the recommended amount of vegetables each day. . Having a more convenient source of vegetables would encourage consumers to incorporate more vegetables into their diet.
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