Tetrahydrocurcumin and mixtures containing Tetrahydrocurcumin, used as raw ingredients for the manufacture of foods and nutritional and dietary supplements; derivatives of Tetrahydrocurcumin including salts, polymers, esters, and acids, and mixtures containing derivatives of Tetrahydrocurcumin, used as raw ingredients for the manufacture of foods and nutritional and dietary supplements; Tetrahydrocurcumin isomers and mixtures containing Tetrahydrocurcumin isomers, used as raw ingredients for ...