Yes, but oats have good nutritional benefits. It's not just all about calories.

oats - nutritional benefits

"Oats are an incredibly healthy whole grain and a great source of many vitamins, minerals, and antioxidants.

"Raw oats contain 70% carbs. A 1-cup (81-gram) serving contains 54 grams of carbs, including 8 grams of fiber. They are particularly high in a specific type of fiber called oat beta glucan ...

"Oats are also a relatively good source of protein and contain more protein than most grains ...

"Research suggests that eating oats may reduce your risk of heart disease by lowering your cholesterol levels ..."