Based on the provided reviews, the Centella Biome® AMPOULE by Dr.Oracle generally has a subtle or nearly undetectable scent, which is described as pleasant and non-irritating. Many users have mentioned that the scent is gentle and not harsh, making it suitable for sensitive skin. However, a few reviews did mention a slight citrus or natural oil fragrance, which some users found refreshing while others noted it as a minor inconvenience.