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The tasteful tomato

September 18th 2006 22:43
Once upon a time lived a little round fruit. His name was Tom. Tom was very happy being round and red and very, very juicy and he had a great life hanging from a luscious, green plant. He loved to sway in the breeze and show off his shiny, red skin to all the other green fruits nearby.

'Look at me! Look at me!' he would shout, swinging dangerously to and fro, trying to knock the other fruits from their branches.

The other fruits would curse and swear and they did everything they could to stay out of Tom's way. 'Bloody idiot,' the closest green fruit would mutter under his breath, scowling as he fantasised about a big bird swooping down and plucking Tom the Smart Arse from his place of prominence.

'Watch what you're doing!' Another green fruit with pale red splodges yelled as Tom careened into him with enough force to bruise his delicate skin. 'Bloody idiot.'

'Ha ha. Come and get me,' taunted Tom gleefully and would have stuck out his tongue at the other fruit if he'd had one.

One day, a little boy called Angus came along. 'Oh, look at the lovely red thing,' Angus said, pulled Tom from the plant and ate him. Poor Tom.

Yes, you've guessed it … it's school holidays and I've been reading too many children's books to my kids. Hmmmm … I wonder if they'd like to hear about Tom and his superiority complex? I guess not!

Anyway, to get back on track, Tom is, of course, a tomato. Another member of the Solanaceae family along with Potatoes and eggplants, tomatoes and versatile, tasty and nutritious. For many years, back in the 'olden days', tomatoes were considered to be poisonous and this is reflected in its Latin name which means "wolf peach", comparing them to one of the most dangerous animals of the time. In fact, the leaves of the tomato plant are poisonous and should be avoided at all costs.

Tomatoes
The versatile tomato


Lycopene

Tomatoes are full of this carotenoid which is thought to be a powerful antioxidant with excellent anti-cancer properties. Lycopene has also been linked to a lower risk of developing heart disease.

Prostate Cancer

Lycopene and other protective substances in tomatoes combine their powers and can potentially reduce the risk of men developing prostate cancer. Studies in rats have shown that animals who were fed a diet of powdered tomatoes had a substantially reduced occurrence of this potentially devastating cancer when compared to a control group.

Colorectal Cancer

In a 2003 study, patients with colorectal adenomas, a polyp commonly associated with developing colorectal cancer, were found to substantially deficient in lycopene. Levels of lycopene in their blood was found to be 35% lower than a control group without the adenomas. It was determined that deficiencies in lycopene could result in an increased risk of colorectal cancer of up to 230%.

Pancreatic Cancer

This rapidly advancing cancer with an extremely high mortality rate has also shown potential benefits from tomatoes. A study completed in 2005 in Canada showed that, when all other potential factors were taken into account, patients with a diet high in lycopene were shown to have a reduced risk of developing this disease by around 30%. By supplementing this lycopene-rich diet with beta carotene (such as carrots) or other total carotenoids, this risk of developing pancreatic cancer was reduced by another ten percent to around 40%.

Other nutritional benefits of tomatoes

Tomatoes are an excellent source of the antioxidants vitamin A and vitamin C, and a very good source of fibre. They offer the B vitamin folate, essential to pregnant women and their unborn babies, riboflavin which has been shown to reduce the frequency of migraine attacks, and chromium, a mineral which has been shown to help keep blood sugar levels under control in diabetics.

Heart disease

Tomatoes are also an excellent source of potassium. Along with their good nutritional amounts of folate, niacin and vitamin B6 they can assist in preventing heart disease. Niacin has been linked to a lowering of high cholesterol levels, potassium can help to lower high blood pressure and reduce the risk of heart disease, and the two B group vitamins, B6 and folate, are essential in converting the harmful chemical homocysteine into other more benign substances. High levels of homocysteine in the body have been linked to damaged blood vessel walls which, in turn, increases the risk of heart attack and stroke.

Selecting and storing your tomatoes

Tomatoes, like all fresh fruit and vegetables, should look, feel and smell great. Select fruits with a deep, rich colour and try to avoid those pale, light red, hard specimens many supermarkets try to pass off as 'gourmet varieties'. Not only are deep red ones more tasty, they also have more of the healthy lycopene. Avoid wrinkles, splits, bruises and soft spots, and ripe tomatoes should yield slightly to soft pressure.

Tomatoes don't like the cold and should be stored at room temperature away from direct sunlight. If they are maturing too fast, putting them in the refrigerator should slow down the process however take them out half an hour or so before you plan to use them to retain maximum flavour.

Finally, for the most beneficial results, always try to use the whole tomato. Lycopene is concentrated in the skin and offers increased medical benefits when compared to products using just the flesh. And, don't forget, leave the leaves alone.

Tomatoes are great. Hot or cold, in sauces or casseroles, sliced in sandwiches or whole, just as nature made them. Enjoy them and you will notice the benefits for years to come.
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Sensational spinach

September 6th 2006 23:48
What? You don't like spinach? Damn, I'm wasting my time with this one, aren't I. Aren't I?

NO! I'm not. Read on and you'll find out why … go on, I dare you.

A few facts

Spinach is a member of the Chenopodiaceae family along with silverbeet and the vegetable we know as beetroot. Raw, fresh spinach is slightly sweet with a mild flavour. When cooked its bitterness is released and accentuated. Popeye used to enjoy spinach from a tin but, personally, I would seriously recommend you stick with the fresh alternative. Not only does it look and taste much more appetising, it's also much better for you.

Health benefits of spinach

Cancer

Research into spinach has found more than a dozen different flavonoids (a type of antioxidant) in this leafy green vegetable. These flavonoids have such significant anti-cancer properties that scientists have created special spinach extracts to conduct tests with. The extracts have slowed down the spread of stomach cancer cells by inhibiting cell division and reduced skin cancers in mice.

Vitamins in spinach can also help prevent colon cancer and tests have also shown a potential link between consumption of spinach and a reduced risk of breast cancer.

More on cancer

Listen up all you blokes. This one's for you.

A carotenoid called neoxanthin found in spinach can induce cancer cells in the prostate to spontaneously destroy themselves. But that's not all. These carotenoids are converted in the intestines into compounds that put prostate cancer cells to sleep, preventing them from duplicating.

Well, I reckon that souns good. What? You're not convinced? Hmmmmm … okay, try this one on for size.

Dem bones, dem bones, dem dry bones

Spinach can also help to protect you against osteoporosis with its excellent levels of calcium. In addition, spinach has huge amounts of vitamin K, essential for maintaining bone health. In fact, one cup of fresh, raw spinach provides almost 200% of an adult's daily requirement of this necessary vitamin.

Be still my beating heart

Well, maybe not, however spinach is a fantastic source of vitamins A and C, antioxidants that work together to prevent clogged arteries, heart attack and stroke. Spinach is also an excellent source of magnesium, a blood pressure lowering mineral that also protects against heart disease.

Folate

Spinach is also a good source of folate which, in addition to its well-documented benefits for a developing foetus, is needed by the body to change a dangerous chemical into something harmless. If left unconverted, this chemical, homocysteine, can cause heart attack or stroke.

What else?

Well, nutrients in spinach act as anti-inflammatories, reducing symptoms of asthma, osteoarthritis and rheumatoid arthritis in some people. It can also potentially reduce the effects of age-related brain dysfunction.

Spinach has been shown to potentially protect against certain eye diseases, such as cataracts. Another eye protecting food is eggs so try eating some scrambled eggs with shredded spinach mixed in, for added protection.

Finally, cooked spinach offers excellent levels of iron, packaged in a low-fat, low-calorie form, an essential component of haemoglobin which transports oxygen around the body.

Selecting and storing your spinach

Spinach should be deep, glossy green with no yellowing. Leaves should not wilt and should look fresh and feel tender. Slime on your spinach is definitely not a good look.

Fresh spinach should be stored in a plastic bag in the crisper of your fridge and should not be washed until just before use. Cooked spinach doesn't store very well so, go on, be a devil, sprinkle a little cheese over it and eat it all up. You'll be reaping the benefits for years to come.
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Comfort food – the humble potato

August 30th 2006 00:51
I am a big fan!

I adore potatoes, absolutely love them. Mashed, baked, chipped; I don't care. They're all delicious. In fact, it's difficult for me to think of a bad thing to say about this versatile member of the Solanaceae (or nightshade) family.

Hold on … let me think … hmmmmmm … oh, yes, I've got it. A bad thing about potatoes is that they don't freeze well. There, I did think of something after all.

Would you believe that potatoes are related to tomatoes? Other members of the Solanaceae family include eggplant and capsicum.

They all seem very different to potatoes, don't they? In actual fact, the potato is a tuber, designed to act as a food supply for the above ground part of the plant. If you let the plant flower and fruit it produces a tomato-like fruit that is inedible.

There are about 100 edible varieties of potato, with each one suited to particular cooking methods. Great chips are made from the starchy varieties while you might want to consider a more watery kind for mashing. New potatoes aren't a specific variety, rather they are just immature versions of the normal, larger varieties.

So, what can they do for you?

Potatoes
Potatoes - waiting to be cooked and eaten


Health benefits of potatoes

First of all, let's just set a few things straight. Potatoes are not fattening. That's right … eaten in moderation, potatoes are low-fat, low in calories and packed full of goodies such as vitamin C, fibre, vitamin B6, the minerals copper, manganese and potassium, and antioxidants such as flavonoids, carotenoids and caffeic acid. Be aware though, most of the fibre is found just beneath the skin, so eating your potatoes whole and unpeeled is the best way.

Fibre

We all know just how beneficial (and essential) fibre is in our diets. It helps keep your digestive system fresh and flushed, combating constipation and reducing the risk of certain cancers. An unpeeled, average sized, baked potato has around 10% of your body's daily fibre requirements. That same potato also has around 25% of your daily vitamin C requirements too.

Not bad, is it.

Kukoamines

Research in the UK has found exciting compounds called kukoamines in potatoes. These compounds have been linked to a lowering of blood pressure. This discovery was made even more profound due to the fact that kukoamines had previously only been identified in an exotic Chinese herbal plant. Research is ongoing to determine how cooking affects these compounds.

Well, that's the compound with the funny name sorted out (try saying 'kukoamines' with a mouthful of potato!), now let's talk about …

Vitamin B6

Vitamin B6 is active in over 100 enzymatic reactions in your body, helping necessary chemical changes to occur. Amino acids, the foundations for your body's proteins, and nucleic acids, used in DNA creation, use B6 in manufacturing almost all new cells in your body.

Vitamin B6 is also essential for brain cell and nervous system health, necessary in the production of certain neurotransmitters (messengers) such as serotonin (deficiencies have been linked to depression) and melatonin (essential for a good night's sleep). It's also needed in glycogen breakdown, where glycogen is the stored sugar in your muscles and liver. Efficient glycogen breakdown is essential during sports and athletic activity.

Vitamin B6 plays a major role in many chemical processes in the human body, one of which is methylation. Methylation makes it possible for genes to be switched on or off in the body and one of the genes affected by methylation is the cancer suppressor p53. Methylation is also important in cardio-vascular health, changing a potentially dangerous molecule in your body into something harmless which can no longer attack and damage blood vessel walls. This reduces the risk of stroke and heart disease.

Selecting and storing potatoes

Potatoes should be firm and smooth with no mouldy or bad patches. Choose specimens which do not have green patches on the skin. Green patches are toxic and develop when potatoes are exposed to too much sunlight. Also avoid the washed varieties as they will not keep as long as the 'brushed' potatoes due to their protective coating being removed. This makes them vulnerable to attack from bacteria.

Store your uncooked potatoes in a cool, dark, dry place but not in the fridge. Also, keep them away from onions as both onions and potatoes give off gases that will cause the other vegetable to degrade.

Cooking your potatoes

Don't forget – whenever possible cook your potatoes in their skins and don't cut them until just before cooking. Try cutting unpeeled potatoes into chips, spray with a little oil, sprinkle with a small amount of iodised salt and cook on a wire grill tray for half an hour or so at 180 degrees centigrade until tender. Turn up your oven to 230 degrees and finish cooking your chips until crispy. By cooking them on the wire tray, your chips won't stick to the oven dish and they won't need turning as the heat can penetrate them evenly.

When mashing potatoes, try combining them with some other finely sliced veggies, such as spinach or broccoli. Add a bit of extra flavour to your mash with a heaped teaspoon of grainy mustard or a sprinkle of cheese. Or try a mixture of standard potatoes and sweet potatoes or pumpkin. Your children will adore the orange colouring and they won't even know they are eating something extra-specially healthy.
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The obstreperous onion

August 24th 2006 00:09
Onions; you've got to love them. Pungent and versatile, they should be a staple in everyone's kitchen cupboard. Yellow, brown, white, red, green and purple, onions are a veritable smorgasbord of colour, flavour, texture and taste. And, surprise surprise, they also have some amazing potential health benefits as well.

Onions have been cultivated for more than 5000 years. The ancient Egyptians thought so highly of them that they were used as wages for the workers building the Pyramids, and were also placed into some of the Kings' tombs as gifts in the afterlife.

Yes, I am still talking about the humble onion.

Onions are a member of the Allium family, the same family as garlic. The name 'onion' comes from unio, the Latin word meaning single or one, describing the single bulb produced by the plant.

Red and Brown Onions
Eye-watering onions ready to use


Let's get down to business and start with the smell! No, I'm not trying to be funny. Onions are full of compounds rich in sulphur which is, not only responsible for the pungency, but also for many of the health benefits too.

Research has discovered a link between onions and blood sugar levels. Higher consumption of onions has resulted in a lowering of the level of glucose in the body. It's thought that the sulphur-rich compound allyl propyl disulphide is responsible, lowering blood sugar levels by increasing the insulin available in the body to escort glucose into cells.

Another important factor in the blood sugar equation is the presence of high levels of chromium in onions. Diabetes research has linked chromium to a decrease in blood glucose levels, improved tolerance to glucose, lower levels of insulin, decreased overall cholesterol levels but higher good cholesterol levels.

Not only can regular consumption of onions (and garlic, of course) help cholesterol, it can also assist in lowering high blood pressure, reducing the risk of stroke or cardio-vascular disease. This is all thanks, not only to the sulphur compounds, but to high levels of vitamin B6 and flavonoids as well.

What else? Oh yes …

…regular ingestion of onions can significantly reduce the risk of colon cancer. That's another big thankyou to those useful flavonoids.

What about your bones?

Recent research has identified a compound in onions which has the potential to obstruct osteoclasts – the cells that break down bones. This could be especially beneficial to those people at a high risk of developing osteoporosis which, according to recent speculations, could be a substantial proportion of the Australian population.

Now, it's time to get back to basics. Hands up all of you who have got a cold, or know someone with a cold …

… hmmmm, I thought so. There'd be a fair few of you this time of year. Well, you'll be pleased to hear that onions have anti-inflammatory properties, making them useful in reducing the congestion associated with the common cold and influenza. The same properties can also be beneficial to sufferers of asthma and arthritis. The high levels of vitamin C and flavonoids are pretty useful in fighting that yukky cold as well.

Are you one of those many people who suffer regularly (or even just every-so-often) with the dreaded earache? If so, try this remedy. Bake a few nice pungent onions in the oven until tender, then cut into quite thick slices. Take one slice while still warm and place on the outside of your hurting ear and cover with a warm tea towel. Keep the other slices warm. When the first slice cools, repeat the procedure with another, warm, slice. This needs to be repeated until the onion has drawn out all the pain. Surprisingly, it doesn't take as long as you may think.

Selecting and storing your onions

First and foremost, you'll be pleased to hear that the more pungent the onion, the more potent its medicinal benefits are. Oh! Don't be like that … it's not that bad!

onions should be clean, well-shaped and the skin needs to be crisp and dry. Avoid mouldy or sprouting specimens.

Store your onions at room temperature in a well ventilated area. Keep them away from bright light and potatoes.

Did I mention that onions are exceptionally versatile? They can be eaten raw, chopped, sliced, fried, baked and sauted. Personally, I'll take them however I can get them because they really are great.
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Broccoli - The Green Giant

August 22nd 2006 23:04
This little tree is one of the most nutritious vegetables around. Its name is aptly derived from the Latin brachium meaning branch or arm, graphically describing its distinctive method of growing.

Broccoli comes from the same family as the cabbage and is closely related to the cauliflower. Maybe that's why broccoli and cauliflower work so well together (especially with a cheese sauce).

Broccoli began life in ancient Roman times, spreading its wings to the Middle East and, eventually, worldwide. Its fame spread, making it a favourite with all races, intriguing people with its amazing, edible flowers.

Fresh Broccoli
Fresh broccoli growing in the garden


Okay, let's get on to the health benefits … well, where do I start?

Broccoli is full to over-flowing with phytochemicals; compounds that have been shown to have significant anti-cancer properties. It has the potential to suppress both breast cancer growth and the ability of cancerous cells to move to other parts of the body.

One important phytochemical is sulphoraphane. Extensive studies have linked higher levels of sulphoraphane in the body to a lower tumour formation rate and slower tumour growth. Not just for breast cancer but for other types as well, including prostate cancer.

Well, that sounds good to me. What about you?

What? You don't like broccoli? Try broccoli sprouts instead. Apparently they have sulphoraphane by the bucketful, with up to 100 times the power, per gram, of your stock-standard broccoli.

What else, I hear you asking? Well, broccoli sprouts have also been linked to prevention of stomach cancer by reducing Helicobacteri pylori infection, which is also believed to be a cause of gastritis and peptic ulcer.

Sulphoraphane has also been shown to boost the detoxifying capabilities of skin cells, helping to repair sun damaged skin. Sun exposure is important to human bodies, providing essential vitamin D, so maybe broccoli sprouts are one method that we mere mortals can use to protect ourselves from harmful skin cancer while getting the vitamin D we require.

Not into sunbaking?

Well, what about your heart? We all care about that, don't we?

Studies have shown that people with diets including frequent amounts of broccoli, tea, apples and onions had a reduced risk of heart disease. The reduction was as much as 20%; all thanks to flavonoids!

WHAT?

You want MORE?

Wow! Not easily pleased are you. Well, okay, hold on to your hat … here we go!!!

The 'green leafy vegetables', including broccoli, contain awesome antioxidants, essential in cataract prevention. Eating broccoli more than twice a week can potentially reduce your cataract risk by 23%.

Yes, there's more.

Want strong bones? Broccoli can do that too with its high levels of calcium and vitamin C (which assists our bodies absorb calcium) and, by the way, it has negligible calories and no fat.

That's got to be good … hasn't it?

Broccoli can also boost your immune system with beta-carotene, zinc and selenium. It's full of folate, great for pregnant or hoping-to-get-pregnant women. It can also be beneficial to osteoarthritis sufferers.

What an awesome vegetable. It looks good, tastes good and is good for you. Go on, I dare you, beat that!

What to look for in a good broccoli

When buying broccoli, select compact florets with no yellowing. Broccoli can be deep green, pale green or purple-green depending on the variety. Stalks should be firm, tender and definitely not slimy.

Don't wash your broccoli until just before you are about to use it as water makes it degrade and slime. Store for a few days in the fridge or up to a year in the freezer after being blanched.

Finally … and maybe most importantly … DON'T OVERCOOK IT. Some health benefits of broccoli are increased purely by chewing, so by leaving it a little crunchy, you can accentuate its goodness to your body as well as the flavour. Steam or sautι your broccoli for the best results.

Oh yes, by the way, don't forget to enjoy it … that's an order!
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Neet Beets

August 20th 2006 23:30
One of my all time favourite vegetables is the colourful beetroot.

No, I don't mean the ones you get out of a bottle or can, I mean the ones you pull out of the garden (or at least buy fresh from the grocer or supermarket


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Yummy Crunchy Carrots

August 16th 2006 23:21
Most kids (and many adults) love carrots, don't they? I know I do. And don't they help you to see in the dark?

These gorgeous orange vegetables are the richest source of beta-carotene in the veggie kingdom. Beta-carotene is converted to vitamin A in the liver where it is then sent flowing through the body. The vitamin A is transformed in the retina of your eye to a purple pigment, rhodopsin, necessary for night vision


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Fresh is Best

August 15th 2006 23:21
We've all been there, haven't we? We spend our hard earned dollars at the supermarket buying all those lovely looking fruits and vegetables. We get them home and ...
They taste awful. Either that or they don't taste of anything at all.

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Vegetables are wonderful things.

August 14th 2006 23:19
Don’t get me wrong; I don't like all vegetables, but just about all of them have huge benefits for our bodies, our emotions and our mental functions.

Our ancestors recognised this, using herbs, fruits and vegetables as natural medicines and many of our modern medications are based on active ingredients in plants. One of the best known is, of course, aspirin, in which the active ingredient is salicylic acid, also found in the natural pain killer produced from the bark of the Willow tree


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