Flora FloraSil is prepared using a unique aqueous extraction method developed and patented by Dr. Louis Kervran. This method ensures the vegetal silica is bonded or chelated to a group of water-soluble bioflavonoids. Only this method offers a safe and highly bioavailable form of silica that is easily assimilated by the body. FloraSil helps maintain strong healthy hair and nails plus promotes soft supple skin.