The side effects when quitting smoking can vary from person to person though
, so may experience all of the negative sides that come with nicotine deprivation where as others may experience one or two, and the lucky ones may not have any serious side effects at all. Nicotinic acid may be available directly over the counter; however, some drug stores may require a prescription from your doctor. The acid is also available in several formulations. Immediate-release the acid initiates the vitamin immediately into the body all at once. As for the sustained-release type, the acid is introduced into the body in a more gradual manner, thereby lowering the side effects. You will without a doubt notice an increase in your appetite! Unfortunately, this is a symptom that prevents a lot of smokers from even trying to quit! Do not worry about a few extra pounds! Your body is going to get use to the fact you no longer smoke and when that happens you will actually feel like exercising!