매일 머리 감으면 감을 때마다 거품이 잘 나는데 며칠 안 감다가 감으면 왜 거품이 잘 안날까요?? 머리 오랫동안 안 감으면 기름지는데 기름지는 것과 거품이 생기는 게 뭔가 상관 관계가 있는걸까요??

일단 본삭금은 했습니다!