The calorie content of oatmeal milk cannot be generalized, but depends on the recipe of different brands of oatmeal milk, its protein, fat and carbohydrate content. Usually the calorie range is below 70 calories/100 ml.
Oat milk is a plant-based milk derived from whole oat grains by extracting the plant material with water. It has a creamy texture and oatmeal-like flavor and is made in a variety of flavors, such as sweetened, unsweetened, vanilla, or chocolate, and its calorie content varies depending on the recipe and flavor.
Oat milk may have the same or fewer calories than regular full-fat plain milk, and its calorie content is determined primarily by the protein, fat, and carbohydrate content. Usually oat milk has relatively lower protein and relatively higher carbohydrates.
You can pick the flavor according to your own preference, pay attention to moderate consumption, do not drink too much at one time, causing excessive calorie intake or increasing the digestive burden.