| abstract |
PROBLEM TO BE SOLVED: To provide a stable active oxygen removing function, an excellent melanin production suppressing function, a strong tumor cell growth suppressing / killing function, and a stable and safe human body. The aim is to provide new natural extracts that are expensive and versatile. The present invention relates to an extract obtained from an olive plant, and preferably to an extract obtained from a fruit and / or a seed of an olive plant. The extract has various functions, and particularly has one or more functions of an active oxygen removing function, a melanin production suppressing function, and a tumor cell growth suppressing / killing function. It can be obtained from olive plants by extraction with water and / or an organic solvent. Alternatively, the above functions can be improved by fractionation and purification. |