Chances are if you're on a high-protein diet that restricts carbohydrates, you're probably not getting enough fiber, according to Women's Health. This can lead to constipation. "It's not the protein but a lack of fiber that causes constipation," Torey Armul, R.D. told the publication.

Does protein make it hard to poop?

08/9Digestive issues. DIGESTIVE ISSUES: Turns out eating too much protein can also mean poop issues. Less of fiber and more of protein in your diet can make you feel severely heavy. While you may not feel hungry, but the feeling of lightness diminishes making you feel bloated all the time.

How do I stop protein shakes constipation?

If you suspect that whey protein makes you constipated, check whether you are eating enough fruits and vegetables. You can also try taking a soluble fiber supplement. Another reason why replacing whole foods with whey protein is a bad idea is because it may increase your risk of nutrient deficiencies.