Eggplant is one of the vegetables you shouldn’t eat raw and it has the highest amount of nicotine among edible plants. Thanks to phenolic compounds, it is great for bone health and increases bone density. As such, it is used to prevent osteoporosis. Fiber content in eggplant is quite high which makes a great choice for keeping your sugar levels low. It regulates cholesterol levels and keeps your brain healthy due to many phytonutrients. Eggplant is especially rich in antioxidants, which give it its purple color.