Non adherence of Diabetes treatment still becomes a problem in Diabetes management. Moreover, the adherence of diabetes patients was affected by knowledge. This quantitative research design is one-group pretest-posttest to observe the influence of audiovisual education in type 1 diabetes patients at age 11-19 years who are self-injecting insulin
towards knowledge and the adherence. Respondents were followed for 3 months using material education needed by patients altogether with ISP AD Guideline. There were significant differences before and after audio visual intervention toward the increasing of adherence by
using questionaire, p=0.00(CI=0.95;a=0.05) with p-value<0.05. Knowledge data of type 1 diabetes patient before and after education from 22 participants by using questionerre, the mean of the pre-post intervention of knowledge were 5.36±2.574 and 8.05±2.299 with significant of
knowledge and adherence p-value<0.05. This study conclude that audio visual education can affect knowledge and the adherence before and after education of the adholescent patient
