Todd Compton writes in 2022 that he does not believe Joseph's marriage with Helen Mar Kimball was consummated.
Todd Compton, In Sacred Loneliness: The Documents (Salt Lake City, UT: Signature Books, 2022), 556
She married Joseph Smith in May 1843, at age fourteen, as was mentioned above. This was a dynastic marriage linking Heber C. Kimball to Joseph Smith. Though there is no solid evidence either way, I do not believe the marriage was consummated. However, it was nevertheless emotionally difficult for Helen.