How effective are the body building supplements?

Men always desire to acquire a perfect body to woo the charming women or to make their friends jealous of their great build but it calls for a rigid training program, gym, and a diet regime as well. However, today in the busy lifestyles most of the men find it pretty hard to do all this after working hard in the office for the whole day. Thus, they often go for various body building supplements to get the desired physique. Though they are effective still you need to go for certain stringent training sessions to get the desired results. Further, it is also advisable to do a thorough research about the supplements so that they do not result in any side effects on the body.