AntioxidantHerbal Actions / By Karen Coe Antioxidants are substances that can prevent or slow damage to cells caused by free radicals, unstable molecules that the body produces as a reaction to environmental and other pressures. They are sometimes called “free-radical scavengers.” Antioxidant Herbs Horsetail – Equisetum arvenseMarshmallow – Althaea officinalis Share this:TwitterFacebookPinterestLinkedInPrint Like this:Like Loading...