Millions of workers worldwide are exposed to noise levels that increase their risk of hearing impairment. Noise exposure can cause several risks for the safety and health of workers, however the condition can be prevented by preventive measures. In many countries hearing loss prevention programmes (HLPPs) are mandatory, which are considered an effective means to prevent noise induced hearing loss. The awareness of the industry to keep noise control engineering programs, training programs inserted into an effective hearing conservation program is essential to protect the worker. The objective of this work is search about the effectiveness of hearing loss prevention interventions about hearing education programs, hearing protection devices and workers noise perception. This paper presents the systematic review about this topic, was reports in order to identify papers published in constant journals on databases with appropriate keywords combinations. It was conclude that studies about conservation program evaluation have been used in relatively few studies, mainly the relation with the effects of these programs on employees' health and safety.