Oily moisturizer and topical skin composition containing same

An oily moisturizer comprising:

• an esterified product of a component A and a component B, or
• an esterified product of the component A, the component B and a component C,
• wherein a hydroxyl value of the esterified product is within a range from 0 to 160 mgKOH/g,
• wherein a mass ratio between fatty acid residues derived from the component B and fatty acid residues derived from the component C within fatty acid residues that constitute the esterified product of the component A, the component B and the component C is within a range from 99.9:0.1 to 45:55, and wherein:
• Component A comprises dipentaerythritol, erythritol or sorbitan;
• Component B comprises two fatty acids of caprylic acid and capric acid;
• and
• Component C comprises one fatty acid, or two or more fatty acids, selected from fatty acids of 6 to 28 carbon atoms, excluding fatty acids of the component B.