It is no longer a new concept of people trying to lose weight with the help of laxatives. Laxatives are used in improving bowel movement. Before trying to lose weight with laxatives, there are things you have to consider. Things like:
What are the effects of laxatives?
It helps in relieving constipation by improving bowel movement. There are various types of laxatives, few of which are
Food: prune juice, kiwi fruit or broccoli
Bulk producing agent: apple, broccoli, prunes
Etc.
Does Laxatives Work for Weight Loss?
Laxatives increase the frequency at which food is digested and passed out of the body. By so doing, laxatives can reduce the rate at which food absorption takes place in the body supposedly leading to weight loss. The truth is that, when one starts taking laxatives for weight loss, you will slightly lose some weight which is water weight.
Limitations of Laxatives for Weight Loss
Dehydration
It interferes with a woman’s fertility and menstrual cycle
Chronic diarrhoea
Increase in menstrual cramps
Gastrointestinal disorders
Damage to colonic nerve cells and loss of the colon’s natural ability and many more side effects.
People tend to fall for such products like laxatives; it comes in form of tea, and pills etc. It comes in convincing names like herbal tea.
The best way of losing weight is only through natural way which is by watching what you eat and regular exercise.

source: http://skinnyymi..co.uk/2012/09/losing-weight-with-laxatives.html