It's very low in nutrition. White rice has a lot of fairly harmless qualities to it, but the main concern is you're filling yourself up with "empty" calories when you could be prioritizing other foods. There's no need to remove it if all that's missing from your diet is a little extra energy, which rice will offer in the form of glucose and a tiny bit more protein. Potatoes and sweet potatoes typically have more going for them than rice. Sometimes excessive starchy food consumption grows candida, so if your diet doesn't have much variety, it's one thing to consider.