What it is
This extract is obtained from the bark and leaves of the white birch tree and contains plant constituents traditionally associated with birch. In formulations it is used as a conditioning and toning botanical that supports the feel and appearance of the skin. It is generally present at low levels within the water phase.
Safety & warnings
Generally well tolerated at the low levels used in cosmetics. Birch-derived materials can be relevant to individuals with birch pollen sensitivity, so reactive users may wish to patch test.
Origin & sourcing
Natural, plant-derived. It is prepared from the bark and leaves of Betula alba (white birch), a tree common across Europe and parts of Asia.
Questions everyone asks
Where does birch bark/leaf extract come from?
It is extracted from the bark and leaves of the white birch tree, Betula alba, and used as a botanical conditioning ingredient.
What role does it play in a sunscreen?
It serves as a skin-conditioning and toning botanical, not as a UV filter.