process of applying an acid peel or serum to the scalp: a close-up shows gray strands as a pipette applies an acid peel serum

magnification uncomfortable exfoliation dermatology merchandise highlights prevention conditions beginnings lifestyles microscope treatment including combating hairstyle lifestyle discovery examining wellbeing applying contrast selfcare oiliness maintain longhair forehead medicine concepts elegance youthful process closeup strands pipette applies natural eyebrow healthy anxiety biology hygiene science protein dropper excess health beauty growth person colors finger liquid smooth sparse studio serum scalp shows color aging brown organ blond acid