Manufacturers sometimes rate specialty high-drain cells slightly higher up to 4.25v
Scientific Opinion on the substantiation of health claims related to L-carnitine and faster recovery from muscle fatigue after exercise (ID 738, 1492, 1493), skeletal muscle tissue repair (ID 738, 1492, 1493), increase in endurance capacity (ID 4305, 4684), maintenance of normal blood LDL-cholesterol concentrations (ID 1494, 4684), contribution to normal spermatogenesis (ID 1822), energy metabolism (ID 1821), and increasing L-carnitine concentrations and/or decreasing free fatty acids in blood during pregnancy (ID 1495) pursuant to Article 13(1) of Regulation (EC) No 1924/2006
10.1038/nchembio.2079 123 ShouY.YangL.YangY.XuJ
Raffa M, Barhoumi S, Atig F, Fendri C, Kerkeni A, Mechri A