4. Fiber-Based Weight Loss Products
These products claim to absorb liquid and swell up the stomach, which as a result may curb hunger pangs. However, it is seen that some fillers, such as guar gum, can lead to severe blockages in the stomach or esophagus. Then there are starch blockers, which claim to block or hold up the starch in your diet leading to a reduced urge or eating. However, it is seen that these starch blockers can lead to nausea, vomiting, diarrhea, and stomach pains.