Stevia is a type of plant that has been used for a long time to make things taste sweet. It's a really good option if you want something sweet but don't want to use sugar or other sweeteners that can be unhealthy.
When you eat stevia, it sends a signal to your brain that makes you think you are eating something sweet. But the good thing is that stevia doesn't have any calories, which means it won't make you gain weight like sugar can.
Some people use stevia to make their drinks and food taste sweet, like putting it in their tea or coffee. It can also be used to make desserts like cakes and cookies.
Overall, stevia is a natural and healthy way to add sweetness to your life without adding calories.