The Atkins Diet
The Atkins Diet is famous for its high association with weight loss. It focuses on controlling the levels of insulin in the body through diet, so it will focus on cutting the food group carbohydrates due to its high content of energy or calories, which will mean more storage of calories. Instead users consume more protein food sources. The good thing about this diet is when related to weight loss it would be a big plus, but for healthy diet styles it would be not so good. Cutting carbs would mean less essential nutrients coming from that food group.
The Zone Diet
This diet basically follows 40% carbohydrates, 30% fats, and 30% protein on meals. It is also highly associated with weight loss since it focuses on controlling insulin levels as well. Instead they still focus on eating more quality carbs which are unrefined and fats from olive oil, avocado and nuts, which are natural source. This is a good diet for people who aim for weight loss and it would definitely provide you with a good amount of nutrients.
It is, of course, related to the intake of vegetables, but there are also different kinds of vegetarian diet: lacto vegetarian, fruitarian vegetarian, lacto-ovo vegetarian, and other types. Basically, what they all have in common is that they mean no consumption of animal based foods except for eggs and dairy. Studies have shown that this kind of diet offers people less weight gain, less diseases, and a longer life expectancy, but it is quite hard to maintain.
The diet for southern Europeans emphasizes lots of plant foods, fresh fruits as dessert, beans, nuts, and cereals. Mediterranean diet food pyramid is composed of healthy foods that basically result in less fats and cholesterol, increased life expectancy, and fewer diseases associated with fat and cancer.
Raw Food Diet
This diet involves consuming foods and drinks which are not processed and are completely plant based and ideally organic. The raw food diet is highly associated with vegan diet. Though this has been a good diet for most, it can have a risk of infections due to eating uncooked foods.
These are just a few of the diets of the world. It is easy to find local support groups and hear about their successes with others like the Sacred Heart Diet, grapefruit diet, garlic diet, low fat diet, etc. Check them out thoroughly if you plan on venturing into a new kind of diet and spend time reading about the advantages and disadvantages of each.