there is no food that one should completely avoid since the body requires a certain amount of all nutrients even fats as in essential fatty acids carbohydrates for glucose proteins for amino acids to build tissues and wear and tear also a whole range of vitamins minerals and micronutrientsfiberbased 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 painsread more personal health diet fitness stories on wwwhealthmeupcom