Do i need a moisturizer?

Im a 13 year old girl with normal skin type, i eat a healthy diet, do i need to use a moisturizer? i bought one and it has sesame oil, avocado oil, cocoa butter, evening primose oil aloe vera extract, aloe vera gel & neroli oil in it which has minerals and vitamins like copper zinc copper magnesium, vitamins a,b,d,e in it