Yes, It’s Possible to Get Too Much Protein. These Signs Mean It’s Time to Cut Back. - AOL.com

What the report says

Prevention.com reports that while protein remains a major focus in wellness and nutrition, dietitians caution that a “more is better” approach can go too far. The article says protein supports muscle maintenance, blood sugar regulation, satiety and immune function, but excess intake may become a problem when it displaces other foods that provide fiber, carbohydrates, vitamins and minerals.

The report cites registered dietitians including Mackenzie Burgess, Talia Follador, Sarah Anzlovar, Katie Schimmelpfenning and Johannah Katz. They point to several possible signs that someone may be overemphasizing protein: constipation, more frequent urination, fatigue or sluggish workouts, stronger cravings for sweets or carbohydrates, and possible weight gain if protein bars, shakes or fortified foods are added on top of a normal diet.

According to the article, the concern is often not protein alone, but the overall balance of the diet. High-protein patterns that crowd out fruits, vegetables, beans and whole grains may reduce fiber and affect digestion. Very high intake can also increase nitrogen waste that kidneys excrete, potentially raising fluid needs. When protein replaces carbohydrates, the report says some people may notice lower energy because carbs help fuel daily activity and exercise.

Prevention’s dietitian sources suggest a more balanced approach: pair protein with carbohydrates, include plant-based protein sources such as beans, lentils, nuts, seeds and whole grains, and avoid relying heavily on fortified snack foods when whole-food protein sources may already meet many people’s needs. The article frames the guidance as a reminder that protein is beneficial, but intake should fit within a varied eating pattern.