Did Michael Jackson know about menses?

There is no public evidence or documented statements indicating that Michael Jackson specifically discussed or had knowledge about menstruation in detail. However, as a well-known figure, he likely had general awareness of biological processes. Jackson's work often touched on themes of love and relationships, which may imply a level of understanding about human experiences, including menstruation. Ultimately, personal knowledge on such topics would depend on his individual experiences and upbringing.