Mostrando postagens com marcador Fruits. Mostrar todas as postagens
Mostrando postagens com marcador Fruits. Mostrar todas as postagens

domingo, 15 de fevereiro de 2015

After reading this, you’ll never look at a banana in the same way again

 

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This is interesting. After reading this, you’ll never look at a banana in the same way again.

Bananas contain three natural sugars – sucrose, fructose and glucose combined with fiber. A banana gives an instant, sustained and substantial boost of energy.
Research has proven that just two bananas provide enough energy for a strenuous 90-minute workout. No wonder the banana is the number one fruit with the world’s leading athletes.
But energy isn’t the only way a banana can help us keep fit. It can also help overcome or prevent a substantial number of illnesses and conditions, making it a must to add to our daily diet.

Depression
According to a recent survey undertaken by MIND amongst people suffering from depression, many felt much better after eating a banana. This is because bananas contain tryptophan, a type of protein that the body converts into serotonin, known to make you relax, improve your mood and generally make you feel happier.
PMS:
Forget the pills – eat a banana. The vitamin B6 it contains regulates blood glucose levels, which can affect your mood.

Anemia
High in iron, bananas can stimulate the production of hemoglobin in the blood and so helps in cases of anemia.
Blood pressure
This unique tropical fruit is extremely high in potassium yet low in salt, making it perfect to beat blood pressure So much so, the US Food and Drug Administration has just allowed the banana industry to make official claims for the fruit’s ability to reduce the risk of blood pressure and stroke.

Brain power
200 students at a Twickenham school ( England ) were helped through their exams this year by eating bananas at breakfast, break, and lunch in a bid to boost their brain power. Research has shown that the potassium-packed fruit can assist learning by making pupils more alert.

Constipation
High in fiber, including bananas in the diet can help restore normal bowel action, helping to overcome the problem without resorting to laxatives.

Hangovers
One of the quickest ways of curing a hangover is to make a banana milkshake, sweetened with honey. The banana calms the stomach and, with the help of the honey, builds up depleted blood sugar levels, while the milk soothes and re-hydrates your system.

Heartburn
Bananas have a natural antacid effect in the body, so if you suffer from heartburn, try eating a banana for soothing relief.

Morning sickness
Snacking on bananas between meals helps to keep blood sugar levels up and avoid morning sickness.
MOSQUITO BITES:
Before reaching for the insect bite cream, try rubbing the affected area with the inside of a banana skin. Many people find it amazingly successful at reducing swelling and irritation.

Nerves
Bananas are high in B vitamins that help calm the nervous system..
Overweight and at work? Studies at the Institute of Psychology in Austria found pressure at work leads to gorging on comfort foodlike chocolate and chips. Looking at 5,000 hospital patients, researchers found the most obese were more likely to be in high-pressure jobs. The report concluded that, to avoid panic-induced food cravings, we need to control our blood sugar levels by snacking on high carbohydrate foods every two hours to keep levels steady.

Ulcers
The banana is used as the dietary food against intestinal disorders because of its soft texture and smoothness. It is the only raw fruit that can be eaten without distress in over-chroniclercases. It also neutralizes over-acidity and reduces irritation by coating the lining of the stomach.

Temperature control
Many other cultures see bananas as a ‘cooling’ fruit that can lower both the physical and emotional temperature of expectant mothers. In Thailand , for example, pregnant women eat bananas to ensure their baby is born with a cool temperature.
So, a banana really is a natural remedy for many ills. When you compare it to an apple, it has FOUR TIMES the protein, TWICE the carbohydrate, THREE TIMES the phosphorus, five times the vitamin A and iron, and twice the other vitamins and minerals.. It is also rich in potassium and is one of the best value foods around So maybe its time to change that well-known phrase so that we say, ‘A BANANA a day keeps the doctor away!’

quinta-feira, 22 de maio de 2014

Prunes and Plums

The fresh version (plums) and the dried version (prunes) of the plant scientifically known as Prunus domestica have been the subject of repeated health research for their high content of unique phytonutrients called neochlorogenic and chlorogenic acid. These substances found in prunes and plums are classified as phenols, and their function as antioxidants has been well documented. These damage-preventing substances are particularly effective in neutralizing a particularly dangerous oxygen radical called superoxide anion radical, and they have also been shown to help prevent oxygen-based damage to fats. Since our cell membranes, brain cells and molecules such as cholesterol are largely composed of fats, preventing free radical damage to fats is no small benefit.

Beta-Carotene for Even More Antioxidant Protection

Prunes' ability to deter oxygen-related damage to our cells is also related to their beta-carotene content. Prunes emerged from our food ranking system as a good source of vitamin A (in the form of beta-carotene)-just a quarter-cup of prunes will give you 16.9% of the daily value for vitamin A. Beta-carotene acts as a fat-soluble antioxidant,eliminating free radicals that would otherwise cause a lot of damage to our cells and cell membranes. Only after cholesterol has been oxidized by free radicals does it pose a threat to artery walls. The build-up of cholesterol in the artery walls forms plaques that can either grow so large they block blood flow or rupture, releasing a clot that can impede the flow of blood, and triggering a heart attack or stroke. Free radicals can also damage cellular DNA, causing mutations which, if serious enough, can result in the formation of cancerous cells. In addition, by causing damage, free radicals contribute to inflammation, which is one way the body clears out cells or other substances that have been damaged. In this way, free radicals increase the severity of a number of different conditions. This is why beta-carotene, which shuts down free radicals, has been shown in studies to be helpful for the prevention of a variety of diseases, including atherosclerosis, diabetic heart disease, and colon cancer, and why it has also been found useful for reducing the severity of inflammatory conditions like asthma, osteoarthritis, and rheumatoid arthritis.

Potassium for Cardiovascular Health

Prunes are a good source of potassium, providing 9.0% of the daily value for this mineral in a quarter-cup. Potassium is an essential mineral for maintaining normal blood pressure and heart function. Since a quarter cup of prunes contains a whopping 316.6 mg of potassium and only 1.7 mg of sodium, those diced dried prunes on top of your breakfast cereal may help to prevent high blood pressure and protect against atherosclerosis.

The effectiveness of potassium-rich foods like prunes in lowering blood pressure has been demonstrated by a number of studies. For example, researchers tracked over 40,000 American male health professionals over four years to determine the effects of diet on blood pressure. Men who ate diets higher in potassium-rich foods, as well as foods high in magnesium and cereal fiber, had a substantially reduced risk of stroke.

In addition to these cardiovascular benefits, the potassium found in prunes may also help to promote bone health. Potassium may counteract the increased urinary calcium loss caused by the high-salt diets typical of most Americans, thus helping to prevent bones from thinning out at a fast rate.

Prunes are widely known as a good source of dietary fiber, a reputation that was confirmed in our ranking system in which prunes were found to supply 12.1% of the daily value for fiber in just a quarter-cup. The health benefits provided by prunes' fiber are substantial:

Normalizing Blood Sugar Levels and Helping with Weight Loss

Prunes' soluble fiber helps normalize blood sugar levels by slowing the rate at which food leaves the stomach and by delaying the absorption of glucose (the form in which sugar is transported in the blood) following a meal. Soluble fiber also increases insulin sensitivity and can therefore play a helpful role in the prevention and treatment of type 2 diabetes. And, prunes' soluble fiber promotes a sense of satisfied fullness after a meal by slowing the rate at which food leaves the stomach, so prunes can also help prevent overeating and weight gain.

Prunes' Fiber for Regularity, Lower Cholesterol, & Intestinal Protection

Prunes are well known for their ability to prevent constipation. In addition to providing bulk and decreasing the transit time of fecal matter, thus decreasing the risk of colon cancer and hemorrhoids, prunes' insoluble fiber also provides food for the "friendly" bacteria in the large intestine. When these helpful bacteria ferment prunes' insoluble fiber, they produce a short-chain fatty acid called butyric acid, which serves as the primary fuel for the cells of the large intestine and helps maintain a healthy colon. These helpful bacteria also create two other short-chain fatty acids, propionic and acetic acid, which are used as fuel by the cells of the liver and muscles.

The propionic acid produced from prunes' insoluble fiber may also be partly responsible for the cholesterol-lowering properties of fiber. In animal studies, propionic acid has been shown to inhibit HMG-CoA reductase, an enzyme involved in the production of cholesterol by the liver. By lowering the activity of this enzyme, propionic acid helps lower blood cholesterol levels.

In addition, prunes' soluble fibers help to lower cholesterol by binding to bile acids and removing them from the body via the feces. Bile acids are compounds used to digest fat that are manufactured by the liver from cholesterol. When they are excreted along with prunes' fiber, the liver must manufacture new bile acids and uses up more cholesterol, thus lowering the amount of cholesterol in circulation. Soluble fiber may also reduce the amount of cholesterol manufactured by the liver.

A study published in the Archives of Internal Medicine confirms that eating high fiber foods, such as prunes, helps prevent heart disease. Almost 10,000 American adults participated in this study and were followed for 19 years. People eating the most fiber, 21 grams per day, had 12% less coronary heart disease (CHD) and 11% less cardiovascular disease (CVD) compared to those eating the least, 5 grams daily. Those eating the most water-soluble dietary fiber fared even better with a 15% reduction in risk of CHD and a 10% risk reduction in CVD.

Lastly, the insoluble fiber provided by prunes feed friendly bacteria in the digestive tract, which helps to maintain larger populations of friendly bacteria. In addition to producing the helpful short-chain fatty acids described above, friendly bacteria play an important protective role by crowding out pathogenic (disease-causing) bacteria and preventing them from surviving in the intestinal tract.

Fruit and Cereal Fiber Protective against Postmenopausal Breast Cancer

Results of a prospective study involving 51,823 postmenopausal women for an average of 8.3 years showed a 34% reduction in breast cancer risk for those consuming the most fruit fiber compared to those consuming the least. In addition, in the subgroup of women who had ever used hormone replacement, those consuming the most fiber, especially cereal fiber, had a 50% reduction in their risk of breast cancer compared to those consuming the least.

Fruits richest in fiber include apples, dates, figs, pears and prunes. When choosing a high fiber cereal, look for whole grain cereals as they supply the most bran (a mere 1/3rd cup of bran contains about 14 grams of fiber).

Iron Absorption

The ability of plum and prune to increase absorption of iron into the body has also been documented in published research. The ability of plum and prune to make iron more available may be related to the vitamin C content of this fruit.

Description

Prunes are nutritious fruits that are extremely fun to eat since they have a sweet, deep taste and a sticky, chewy texture. Prunes are actually dried plums, more specifically the dried version of European plums, including the Agen variety.

Unfortunately for the delicious and quite beneficial prune, its name has acquired a somewhat negative connotation, being associated with wrinkles, old age and sluggish gastrointestinal tracts. As our Health Benefits section shows, nothing could be further from the truth. To give prunes some PR that may help overcome this stigma and to promote prunes to their rightful place in the American diet, they have been informally christened with another name, a name that reflects their heritage . . . the "dried plum."

The scientific name for plums and prunes is Prunus domestica.

History

The process of drying plums to make prunes is thought to have originated thousands of years ago in an area near the Caspian Sea, the same region where the prune-producing European plums originated. They spread throughout Europe with the migration of different cultures and civilizations.

The process of drying plums to produce prunes took hold in California, now the leading producer of prunes worldwide, in the mid-19th century when Louis Pellier planted grafted plum tree cuttings brought back with him from his native France. Among these trees were those belonging to the Agen variety, the type of plum that is extremely well suited to be dried to make prunes.

How to Select and Store

Prunes are sold either with their pits or already pitted. The form you choose should depend upon your personal preference and recipe needs.

Ideally, you should purchase prunes that are sold in transparent containers so that you can evaluate them for quality. They should be plump, shiny, relatively soft and free of mold. If the packages are opaque, ensure that they are tightly sealed so that the prunes will not have lost any moisture. As with any other dried fruit, try to purchase prunes that are not processed with food preservatives such as sulfites.

Prunes should be stored in an airtight container in a cool, dry and dark place where they will keep for several months. Storing them in the refrigerator will extend their freshness, allowing them to keep for about six months. Regardless of where you store them, make sure that when you open the container, you reseal it tightly to prevent the prunes from losing moisture.

How to Enjoy

For some of our favorite recipes, click Recipes.

Tips for Preparing Prunes:

If you have prunes that are extremely dry, soaking them in hot water for a few minutes will help to refresh them. If you are planning on cooking the prunes, soaking them in water or juice beforehand will reduce the cooking time.

A Few Quick Serving Ideas:

Serve stewed prunes with rosemary-scented braised lamb and enjoy this Middle Eastern inspired meal.

Serve stewed or soaked prunes on top of pancakes and waffles.

Combine diced dried prunes with other dried fruits and nuts to make homemade trail mix.

Prunes make a delicious addition to poultry stuffing.

Safety

Prunes and Oxalates

Prunes are among a small number of foods that contain measurable amounts of oxalates, naturally-occurring substances found in plants, animals, and human beings. When oxalates become too concentrated in body fluids, they can crystallize and cause health problems. For this reason, individuals with already existing and untreated kidney or gallbladder problems may want to avoid eating prunes. Laboratory studies have shown that oxalates may also interfere with absorption of calcium from the body. Yet, in every peer-reviewed research study we've seen, the ability of oxalates to lower calcium absorption is relatively small and definitely does not outweigh the ability of oxalate-containing foods to contribute calcium to the meal plan. If your digestive tract is healthy, and you do a good job of chewing and relaxing while you enjoy your meals, you will get significant benefits-including absorption of calcium-from calcium-rich foods plant foods that also contain oxalic acid. Ordinarily, a healthcare practitioner would not discourage a person focused on ensuring that they are meeting their calcium requirements from eating these nutrient-rich foods because of their oxalate content. For more on this subject, please see "Can you tell me what oxalates are and in which foods they can be found?"