Most diet capsules work in one of three ways.  Wake Up Lean Review They either suppress your appetite, boost your metabolic rate or the rate your body burns up calories or they try to do both. It's very important when you are trying to determine the safety of a particular diet capsule product that you first get a clear idea of how the capsule works.

You have to categorize the capsule accurately. Is it an appetite suppressant? Is it a metabolic or thermogenic compound? Or does it do both? This is a key step that many dieters failed to do. They just go by brand. If you go by brand, you might end up getting disappointed or you might buy a product that simply doesn't work, as it doesn't fit your particular circumstances.

Since there are so many diet capsules in the market, a lot of them are classified by the US FDA as food supplements, there are a lot of gray areas when it comes to safety. Remember Metabolife? This food supplement was very popular in the mid-90s, until it was removed from the market by the FDA. It was using ephedra

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