The fruitarian diet: healthy or insane? This includes all sweet fruits and seeded fruits (such as avocado, tomato, cucumber, and olives). When you only eat fruit, you're excluding a lot of valuable nutrients from your diet, says your plate – Eating an all-fruit diet isn't the best way to keep your body healthy and strong. .. "(Without protein) you lose body weight. Adopting a fruitarian diet doesn't mean you eat only fruit. You might lose weight on the fruitarian diet, but I don't consider this a true benefit. It's not about losing weight or detoxing - it's a lifestyle. All I can say is thank God avocados are technically fruit because there's no way I could . Restricting your diet to just one or two food groups is not considered healthy. The fruitarian diet: healthy or insane? This includes all sweet fruits and seeded fruits (such as avocado, tomato, cucumber, and olives). Fruitarianism is a diet that consists entirely or primarily of fruits in the botanical sense, and According to author Adam Gollner, some fruitarians eat only fallen fruit. paradise will require simple living and a holistic approach to health and diet. subjects showed a tendency to "level off" at the "'theoretically ideal' weight".