She is a beauty! I think what makes her such so is all her energy and bubbliness. You can tell when someone is truly healthy. They just have that vibrance about them and I want some of that myself!
If you choose to try what she did, it's called a mono fruit island, just remember to try to eat enough to at least reach their recommended minimum calories.
Females = at least 2,500 cal per day, or about 25 bananas
Males = at least 3,000 cal per day, or about 30 bananas (that's where they get their website name)
If you have digestion problems, try to get as close as you can. Most people who've done this report improved digestion. Search their forum for more info.