, Jan. 26 -- protein diets have become increasingly popular for weight loss and muscle building, but many people experience bloating, fatigue, constipation, or discomfort after upping their protein intake. Experts say the problem usually lies not in protein itself, but in how it is incorporated into the diet.

Nutritionist Leema Mahajan recently shared on Instagram the most frequent mistakes people make while following a high-protein diet.

Mistake 1: Not drinking enough water

High protein increases urea production, which the body needs water to flush out through the kidneys. Without sufficient hydration, symptoms such as headaches, fatigue, dark urine, and constipation can occur. "Protein itself does not dehydrate you. Poor hydration do...