What it is
Angelica Keiskei Leaf/Stem Extract is obtained from ashitaba, a leafy plant native to Japan and traditionally consumed there as a vegetable. In cosmetics it is used as a botanical conditioning agent and is valued for its content of plant polyphenols, including chalcones, which contribute antioxidant character. It is typically present in sunscreens at low levels as a supportive botanical alongside the active and base ingredients.
Safety & warnings
The extract is generally well tolerated in topical cosmetic use at customary levels. As with other Apiaceae-family botanicals, sensitization is possible in susceptible individuals, so those with known plant sensitivities should patch test. It is not recognized as notably comedogenic in finished formulas.
Origin & sourcing
Natural; derived from the leaves and stems of Angelica keiskei (ashitaba), a member of the Apiaceae family native to coastal regions of Japan.
History
Ashitaba has a long history of use as a food and folk botanical in Japan, where its name loosely refers to its vigorous regrowth. Its adoption into cosmetics is comparatively recent and reflects interest in its polyphenol content.
Questions everyone asks
What is ashitaba?
Ashitaba is a leafy green plant native to Japan, traditionally eaten as a vegetable. In skincare its leaf and stem extract is used as a botanical conditioning and antioxidant-type ingredient.
What does it do in a sunscreen?
It is added as a supportive botanical that conditions skin and contributes plant polyphenols with antioxidant character, complementing the UV filters in the formula.