Free diet & fitness guide: Extremely low calorie diets
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Extremely low calorie diets

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The calorie-controlled diet has been proven to be the most successful of all diets and it is one which several other diets sprang from, most of them rely on the person having between 800 to 1,500 calories per day. However, for those people who are severely obese then the dietician may suggest an extremely low calorie diet of no more than 800 calories per day.



The extremely low calorie diet is aimed at short-term use for those people who are moderately to severely obese and many of them use commercially prepared formulas to provide all the necessary vitamins, minerals and nutrients needed, while remaining below 800 calories per day.

The specially prepared formulas will take the place of all other food for a short period of time and when stuck with they are a very successful way of losing weight.

Extremely low calories diets should not be confused with similar meal supplements that can be bought over the counter, as these are meal supplements which are intended to only replace one or two meals a day with a main meal being eaten.

Are extremely low calories diets safe?

When given under proper medical supervision they are safe and are generally given to those who have a body mass index of 30 or greater, doctors and dieticians generally recommend them on a patient-to-patient basis and can decide if the extremely low calorie diet is suitable for you.

Are there any drawbacks to the extremely low calorie diet?


The main cause for concern when going on a diet of this type is that the body gets all the necessary nutrition which it would normally get from foods in different groups, this is why the diet is only suitable for the short term.

The diet can be successful and people do lose weight, however once they have gone off this diet, they can easily put the weight back on if they don't have a plan which commits to a change of lifestyle and healthy eating with exercise.

By devising a plan which is suitable for you with the help of a dietician are you more likely to be successful in keeping the weight off and slowly losing a few more pounds until your goal is reached.

Are there any side effects to the extremely low calorie diet?


The extremely low calorie diet will generally last between 4 and 16 weeks and during this time it is common for you to have a few minor side effects as your body adjusts.

The most common side effects to this type of diet are general fatigue, constipation, nausea or diarrhoea. In the majority of people, these conditions improve during the first couple of weeks and only very rarely do they cause complications severe enough for the person to be taken off the diet.

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