The present invention relates to a skin cleansing composition which can sufficiently exhibit an excellent keratotic plug-removing effect without a burden such as pain and irritation on the skin. The skin cleansing composition comprises 0.08 mass% or more and 35 mass% or less of (X) 2-amino-2-methyl-1-propanol and has a pH of 9.3 or more and 12.5 or less at 25°C.