Prevalence of Over-the-Counter Cosmeceutical Usage and the Impact of a Health Education Intervention in Female Saudi University Students.

Background‎: The reckless use of over-‎the-‎counter (OTC) cosmeceuticals among females is alarming due to possible health hazards, ranging from allergy to fatal anaphylaxis and toxicity.

Methods‎: In the current study, we investigated the prevalence of cosmeceutical use among female students at Princess Nourah bint Abdulrahman University (PNU) and tested the effect of a pilot health education program in improving their knowledge. A cross-sectional questionnaire-based study was performed with 515 participants.