A member asked:

How do appetite suppressants really work?

4 doctors weighed in across 2 answers

They don't: Most products promoted as appetite suppressants are not effective. One drug is approved by the fda as an appetite suppressant. It is phentermine, and its mechanism of action is unknown.

Answered 1/22/2015

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Dr. Paul Kim answered

In many ways: There are many appetite suppressants on the market all working in different ways..... The classic appetite suppressant is in the stimulant class and works to increase energy and promote satiety so that you think about food less and when you eat food you are satisfied sooner....This is the class that Phentermine falls in. Another appetite suppressant works on filling the stomach or delaying .....

Answered 5/3/2016

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