Yes, you can drink whey protein for breakfast as a meal replacement. There are several benefits to using whey protein powder for breakfast, including:
Consuming whey protein powder for breakfast as part of a calorie-controlled diet can potentially aid with weight loss. This is because protein has a high thermic effect, meaning it requires a lot of energy for your body to digest and metabolize, leading to a boost in metabolism. Additionally, whey protein is more satiating than carbohydrates or fats, which can help to reduce feelings of hunger and prevent overeating throughout the day.
Studies have shown that consuming a higher protein breakfast can lead to greater reductions in food intake later in the day, as compared to a higher carbohydrate breakfast (1). A review of several studies found that increasing protein intake, including through the use of protein powder, led to significant reductions in body weight and body fat, when compared to a low-protein diet (2).
However, it is important to note that the benefits of whey protein as a meal replacement for breakfast may vary based on individual factors such as age, weight, and physical activity level. Additionally, while whey protein can be a convenient source of protein, it should not be relied on exclusively as a complete source of nutrition. A balanced diet that includes a variety of nutrient-dense foods is important for overall health and wellness.