If you must choose a commercially available, low calorie diet, the Zone diet might be the safest. In terms of adequate nutrition, the Zone diet is closer to meeting the average person's need than most other diets.
a good website would be www.low-caloriediet.com/ as it is all about low calorie diets and what they are and how they work and if they would work for you.
There are many types of low calorie diets. Some work better than others. Some people recommend diets high in protein as you are less likely to feel hungry all the time. http://en.wikipedia.org/wiki/Calorie_restriction
There are many different diets that work on low calorie diets. Take off Pounds Sensibly is a wonderful organization that works on counting calories, as well as other management techniques. You can also try local weight loss clinics.
Yes zero calorie diets work~however you will likely either gain it all back or become anorexic.
The Brown Fat Revolution Diet has not been neither proven nor dis-proven, as all diets will have effect on some. A good thing to do in all diets is to portion food and exercise (With intake must be calorie expenditure!).
Any diet can help you to lose weight long as you take in fewer calories than you burn. Extremely low calorie diets are not suggested for long periods of time due to adverse health consequences.
There are low calorie foods such as lean cuts of meat, beans, and legumes are some of the high protein low calorie foods that would work good in a low calorie diet.
Diets don't work, and if they do, the results are only temporary. The best way to lose weight is to make small changes to your eating and exercise habits, and then gradually being able to follow a reduced-calorie (NOT starvation) diet with regular exercise.
There are many free diet plans to choose from such as the sugar busters diet, which restricts carbohydrates and sugars, mainly foods that have added sugars. There are also low fat diets and low calorie diets. None of these diets work for everyone and you should find the one that is right for you.
Juice diets for the main part do not work. Check out this site for some basic information on the concepts and how and if they work http://allaboutweightloss.org/weight-loss-diet/no-white-diet/
There are a number of diets which you can follow and which is best for you depends on what one fits in with your needs and lifestyle. Ones which are worth investigating more to find out which are likely to work for you include calorie counting, Weight Watchers, Slimming World and very low calorie ones such as Lighter Life.
Yes there are in fact some diet plans for vegetarians. They are special diets catered to vegetarians and there are some popular diets you can edit to work for a vegetarian.