Soaking lentils can help remove some of the phytic acid, a natural compound that can inhibit nutrient absorption. It's like a tiny little testosterone-fueled battle going on in your gut, and soaking can help tip the scales in favor of the good guys. Plus, it can also help reduce cooking time, which is a winner in my book.
But here's the thing: not all lentils are created equal. Red and yellow lentils, for example, are usually pretty low maintenance and can be cooked without soaking. They're like the chill, laid-back cousins of the lentil world. Green and black lentils, on the other hand, can benefit from a good soak, especially if you're looking to reduce cooking time.