What is One80 Diet? The One80 diet is a simple and effective way to lose weight. It’s not a fad diet, rather it’s a healthy eating plan that you can follow without feeling hungry or deprived. What is One80 Diet? What is One80 Diet? The key to the ONE80 diet is the food. In order to lose weight quickly, you need to eat fewer calories than your body needs each day. That’s easy when you’re starving yourself or eating only salads – but no one wants to feel like this! The One80 diet provides plenty of satisfying meals so that you don’t feel hungry on it and will actually look…