Lion is a company largely associated with household goods like cleaning solutions and toothbrushes, as well as pharmaceuticals. However they also sell functional foods. This link was advertised on Facebook and the product is sold via mail order - tomato vinegar. Vinegars of various sorts are popular in Japan and are generally considered to be healthful. Lion claims that after research on various vinegar varieties, they determined tomato vinegar to be superior due to elevated and optimal levels of 1) potassium, 2) glutamic acid, 3) aspartic acid and 4) GABA. It has been approved by the Japanese government for a FOSHU claim for lowering high blood pressure.
Photo is a web capture for explanatory purposes, copyright belongs to the company.