Fruitarianism is a diet where you only eat basically fruit
Really?
yep, Fruitarianism is a subset of vegetarianism 
Are they vegans?
Fruitarianism yea it is very closely related to veganism
Ok, But do they abstain from other food?
Fruitarianism
Fruitarianism () is a subset of dietary veganism that consists entirely or primarily of fruits in the botanical sense, and possibly nuts and seeds, but without animal products. A fruitarian diet attracts criticisms and health concerns for those that follow the lifestyle.
Fruitarianism may be adopted for different reasons, including ethical, religious, environmental, cultural, economic, and health. There are several varieties of the diet. Some people with a diet consisting of 75% or more fruit consider themselves fruitarians.
Varieties.
in a variety of vegetables and fruits, legumes, and minimally processed starchy staple foods and limiting red meat consumption, if red meat is eaten at all". Others draw a distinction between "plant-based" and "plant-only".
In various sources, "plant-based diet" has been used to refer to:
- Veganism: diet of vegetables, legumes, fruit, grains, nuts, and seeds, but no food from animal sources.
- Fruitarianism: vegan diet consisting primarily