by Fields of Yarrow Skincare·
[ Scientific name —Potassium alum ]
Alum Stone, a potassium-rich mineral extracted from a rock, has the distinction of having a leaf-like appearance. Alum was long used to clarify muddy water to make it potable. It envelops the impurities suspended in the water , thereby clarifying the liquid.
Alum blocks are crystallized blocks of potassium alum, an antiseptic, astringent compound.
Potassium alum stone has been known since time immemorial for its deodorant properties. It is used in our deodorants for its anti-bacterial properties, it neutralizes odor-causing bacteria and regulates perspiration while allowing the skin to breath normally.
It is perfect for the most sensitive skins and is nowadays recognized as the best alternative to classic deodorants.