sebum; skin oil
Refers to the oily substance secreted by sebaceous glands; used in dermatology and skincare contexts.
皮脂の分泌が多すぎると、毛穴が詰まりやすくなる。
If too much sebum is secreted, pores tend to get clogged.
この洗顔料は
This facial cleanser removes excess sebum.
sebaceous gland
Compound of 皮 (skin) and 脂 (oil/fat), literally 'skin oil'.