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Letrozole represent type-II Aromatase Inhibitor.
For the beginning it was developed to be used in medicine and till our time it is used for treating women in their postmenstrual period and against breast cancer.
Letrozole is considered to be one of the most powerful aromatase inhibitor. It attaches to the aromatase enzyme and prevents it from converting androgens to estrogen or in other word this drug blocks the estrogen production.
Because of its proprieties Letrozole became well known in bodybuilding. This supplement help to decrease or eliminate excess of estrogen that often exceed the norm after using aromatizing steroids. It was established that Letrozole reduce level of estrogen for about 98%, in some cases even to undetectable level.
Letrozole is preferred by bodybuilders and athletes who are sensitive to estrogenic side effects. This drug helps to reduce side effects such as water retention and gyno.  This propriety is a good advantage for pre-contest bodybuilders in order to achieve wished look.
Letrozole is also taken to raise LH, FSH and SHBG.  It will also increase testosterone levels because of the lowered estrogen in the human body.
Athletes/bodybuilders take letrozole in their post-cycle-therapy.  It also can be used in both cutting and bulking cycles.
After using Letrozole it is recommend not taking any estrogen suppression for at least a month to try to normalize the body.
An effective dose of Letrozole is 0.25-0.5mg/day.
Side effects that can occur are dizziness, fatigue, hot flashes, and muscle and joint pains.

Written by: Golden Muscles
© February  2011 
www.goldenmuscles.com All rights reserved. Reprint article with link only.

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