Scientific Opinion on the substantiation of health claims related to copper and protection of DNA, proteins and lipids from oxidative damage (ID 263, 1726), function of the immune system (ID 264), maintenance of connective tissues (ID 265, 271, 1722), energy-yielding metabolism (ID 266), function of the nervous system (ID 267), maintenance of skin and hair pigmentation (ID 268, 1724), iron transport (ID 269, 270, 1727), cholesterol metabolism (ID 369), and glucose metabolism (ID 369) pursuant to Article 13(1) of Regulation (EC) No 1924/2006: EFSA-Q-2008-1050 , EFSA-Q-2008-1051 , EFSA-Q-2008-1052 , EFSA-Q-2008-1053 , EFSA-Q-2008-1054 , EFSA-Q-2008-1055 , EFSA-Q-2008-1056 , EFSA-Q-2008-1057 , EFSA-Q-2008-1058 , EFSA-Q-2008-1156 , EFSA-Q-2008-2458 , EFSA-Q-2008-2460 , EFSA-Q-2008-2462 , EFSA-Q-2008-2463