Extract of African mango (Irvingia gabonensis) is a hot newcomer to the weight-loss scene.

While residents of Cameroon on Africa’s West coast have used African mango seeds for centuries, as a thickener in soups and sauces, African mango has recently grown in popularity in other parts of the world—not as a food, but as a weight-loss aid that may also help lower cholesterol levels. The best part? It doesn’t seem to have any side effects.