Abstrak
Exposure to too much UV radiation will have a negative impact on the skin and will cause skin cancer if left unchecked. Exposure to UV radiation can be prevented by using sunscreen before doing activities. The use of sunscreen is more desirable for women, especially teenagers. This study aims to determine the level of knowledge of grade XI female students of SMA Negeri 2 Banguntapan Bantul towards the use of sunscreen. This study was conducted using descriptive observational method research using prospective data regarding the level of sunscreen knowledge. Data collection was carried out using a questionnaire with a score assessment, the results of the data were presented in tabular form about good, sufficient, and lack of knowledge.