Source: The Los Angeles Times The U.S. Food and Drug Administration barely had time to start regulating cigarettes before legislation was introduced to weaken its authority. The Family Smoking Prevention and Tobacco Control Act was passed in 2009 with sweeping majorities in both houses; its primary goal was to reduce the terrible toll that smoking takes on Americans' health, especially by discouraging young people from taking up the habit. The law gave the FDA the authority to regulate the advertising and packaging of cigarettes, along with ingredients such as nicotine and flavorings that affect how easily the public is drawn into smoking and how addictive the habit is once started. As required in the law, for example, the FDA banned candy flavorings in cigarettes, which make the product more appealing to underage smokers and young adults. But now that the agency is taking meaningful steps against smoking, Rep. Denny Rehberg (R-Montana) has added an amendment to the agriculture appropriations bill that would restrict the FDA's authority over cigarettes and a host of other matters. Currently, the FDA is considering whether to ban one of the most popular and profitable ingredients — menthol — but Rehberg's amendment would keep it from taking that action. No longer would the FDA be able to consider a substance's tendency to attract smokers or make cigarettes more addictive. Rather, the FDA could only ban or limit ingredients that are found to make the cigarette physically more harmful than existing products. Menthol has not been found [...]