Christine de Guia is a board-certified dermatologist. She received her medical degree from the Ateneo School of Medicine and Public Health and underwent her residency training in dermatology at the Rizal Medical Center. She ranked first in the 2022 dermatology board examination and is now a diplomate of the Philippine Dermatological Society. She underwent further training in medical dermatology at the University Hospital Center in Zagreb, Croatia and the Mount Sinai Hospital in New York, USA.