When celebrities have massive makeovers, everyone is always dying to know their secrets.

ForKelly Clarkson and Usher, their supposed key to dramatic weight loss was a lectin-free diet.

These digestive issues are one of the main reasonsDr.

food spilling out of a grocery bag

Gundry, the doctor credited for Clarkson and Usher’s weight loss, pushes a lectin-free diet.

If your body can’t process lectins, it makes sense to cut them from your diet.

For one, cutting food with lectins means cutting a lot of fiber from your diet, perHealthline.

person standing on a scale with a measuring tape in front of them

In fact,studies have foundthat eating whole grains actually lowers the risk of death from cardiovascular disease.

Stacey Rosenfeld, adding that limiting what foods you might eat often sets people up for eating disorders.

bowls of foods with lectins