The ideal age for a hair transplant varies from person to person, and depends on several factors such as the reason for hair loss, the extent of hair loss, and overall health. Generally speaking, hair transplantation is most effective for individuals who have experienced hair loss due to genetic factors such as Male Pattern Baldness or Androgenetic Alopecia. These conditions typically begin to manifest in men in their late teens or early twenties, and in women in their late twenties or early thirties. For these individuals, hair transplantation may be considered as an option once hair loss has stabilized and is unlikely to continue progressing. However, it is important to note that there is no minimum age for hair transplantation, as long as the individual is in good health and has enough donor hair. In some cases, it may be recommended to wait for a certain age before the hair transplant, so that the hair loss does not progress and affect the final results. It is important to consult with a qualified hair loss specialist or a board-certified plastic surgeon to determine if hair transplantation is an appropriate option for you and to discuss the best timing for the surgery.