Sodium ferulate (SF), the sodium salt of ferulic acid, is a drug used in traditional Chinese medicine for treatment of cardiovascular and cerebrovascular diseases and to prevent thrombosis. It is found in the root of Angelica sinensis. It is considered safe and effective. Ferulic acid can also be extracted from the root of the Chinese herb Ligusticum chuanxiong. Sodium ferulate (SF), the sodium salt of ferulic acid, is a drug used in traditional Chinese medicine for treatment of cardiovascular and cerebrovascular diseases and to prevent thrombosis. It is found in the root of Angelica sinensis. It is considered safe and effective. Ferulic acid can also be extracted from the root of the Chinese herb Ligusticum chuanxiong. Kraft Foods patented the use of sodium ferulate to mask the aftertaste of the artificial sweetener acesulfame potassium.