Green tea extract
Green tea would stimulate metabolism and reduce hunger. There is little evidence that this product actually works. It can lead to vomiting, indigestion, diarrhea and bloating and can contain a large amount of caffeine.
Chitosan
Chitosan is a fairly safe supplement but it is very unlikely that you will actually lose it. The product can lead to side effects such as constipation, stomach and intestinal complaints and bloating.
Conjugated Linoleic Acids (CLA)
CLA reduces body fat, reduces hunger and builds up muscles. The chance that it also causes you to lose weight, however, is very small. CLA can lead to diarrhea, indigestion and other stomach and intestinal complaints.
Guarana
Guarana is a plant that contains a lot of caffeine, even twice as much as the coffee bean. It gives you energy, but would also prevent the absorption of fats by your body and lead to a feeling of satisfaction. Supplements based on guarana are safe, but you will probably not lose much weight with them. Guarana can cause diarrhea, gastrointestinal complaints and flatulence. You can best take it with plenty of water, otherwise it can cause bowel obstruction.
What does it do? Blocks the absorption of fats and leads to a feeling of satisfaction.
Assessment: Is a fairly safe product, but will probably not cause weight loss. May cause diarrhea, flatulence and other stomach and intestinal complaints. Can cause intestinal obstruction if taken with insufficient water.
Chrome
Chromium would provide a reduction in body fat and muscle building. Chromium supplements are pretty safe, but the chance that they cause you to lose weight is very small. Even too little is known about the long-term consequences.
Hoodia
Hoodia is an African plant that could suppress the appetite. However, there is no evidence to support the operation of the product. Hoodia is a safe product, but there is still insufficient evidence that it would actually trigger weight gain.
Ephedra
Ephedra comes from the ephedra plants. The active substance in it is ephedrine. Ephedra reduces appetite, but results in serious side effects such as insomnia, irregular heartbeat, strokes and heart attacks. The product is banned in Belgium and the Netherlands, but can still be obtained via the internet.
Citrus aurantium (synephrine)
Operation: Citrus aurantium (sour orange) is a fruit that contains the natural variant of ephedrine (ephedrine). This substance would stimulate the burning of calories. The drug can have serious side effects. There is little evidence that citrus aurantium would actually work. The medicine can have an influence on the effect of medication and is associated with heart problems.
Green tea would stimulate metabolism and reduce hunger. There is little evidence that this product actually works. It can lead to vomiting, indigestion, diarrhea and bloating and can contain a large amount of caffeine.
Chitosan
Chitosan is a fairly safe supplement but it is very unlikely that you will actually lose it. The product can lead to side effects such as constipation, stomach and intestinal complaints and bloating.
Conjugated Linoleic Acids (CLA)
CLA reduces body fat, reduces hunger and builds up muscles. The chance that it also causes you to lose weight, however, is very small. CLA can lead to diarrhea, indigestion and other stomach and intestinal complaints.
Guarana
Guarana is a plant that contains a lot of caffeine, even twice as much as the coffee bean. It gives you energy, but would also prevent the absorption of fats by your body and lead to a feeling of satisfaction. Supplements based on guarana are safe, but you will probably not lose much weight with them. Guarana can cause diarrhea, gastrointestinal complaints and flatulence. You can best take it with plenty of water, otherwise it can cause bowel obstruction.
What does it do? Blocks the absorption of fats and leads to a feeling of satisfaction.
Assessment: Is a fairly safe product, but will probably not cause weight loss. May cause diarrhea, flatulence and other stomach and intestinal complaints. Can cause intestinal obstruction if taken with insufficient water.
Chrome
Chromium would provide a reduction in body fat and muscle building. Chromium supplements are pretty safe, but the chance that they cause you to lose weight is very small. Even too little is known about the long-term consequences.
Hoodia
Hoodia is an African plant that could suppress the appetite. However, there is no evidence to support the operation of the product. Hoodia is a safe product, but there is still insufficient evidence that it would actually trigger weight gain.
Ephedra
Ephedra comes from the ephedra plants. The active substance in it is ephedrine. Ephedra reduces appetite, but results in serious side effects such as insomnia, irregular heartbeat, strokes and heart attacks. The product is banned in Belgium and the Netherlands, but can still be obtained via the internet.
Citrus aurantium (synephrine)
Operation: Citrus aurantium (sour orange) is a fruit that contains the natural variant of ephedrine (ephedrine). This substance would stimulate the burning of calories. The drug can have serious side effects. There is little evidence that citrus aurantium would actually work. The medicine can have an influence on the effect of medication and is associated with heart problems.