1 L-Ergothioneine, used as raw materials in the further manufacture of other goods in the food, nutrition and dietary supplement industries; Mixtures containing L-Ergothioneine, used as raw materials in the further manufacture of other goods in the food, nutrition and dietary supplement industries; Derivatives of L-Ergothioneine, namely, salts, polymers, esters, acids, used as raw materials in the further manufacture of other goods in the food, nutrition and dietary supplement industries; Mixtures containing derivatives of L-Ergothioneine, used as raw materials in the further manufacture of other goods in the food, nutrition and dietary supplement industries; L-Ergothioneine isomers, used as raw materials in the further manufacture of other goods in the food, nutrition and dietary supplement industries; Mixtures containing L-Ergothioneine isomers, used as raw materials in the further manufacture of other goods in the food, nutrition and dietary supplement industries; Derivatives of L-Ergothioneine isomers, namely, salts, polymers, esters, acids, used as raw materials in the further manufacture of other goods in the food, nutrition and dietary supplement industries; Mixtures containing derivatives of L-Ergothioneine isomers, used as raw materials in the further manufacture of other goods in the food, nutrition and dietary supplement industries