Table 1.

References for amino and fatty acids and trace elements cited in the text are herein reported

	Reference	First author	Year
Amino acids
Tryptophan	[31] [32] [34] [35]	Baldin Saarto Bannister Russell	2011 2007 2009 2000
l-Phenylalanine	[35] [36]	Russell Chen	2000 2004
Carnitine	[37] [38] [39] [40] [41] [42]	Magoulas Maldonado DiCesare Mannelli Chierchio Cruccu Menzies	2012 2020 2007 2007 2017 2020
Fatty acids
Ω-3 Polyunsaturated acids: resolvines	[43] [44] [45] [46] [47] [48] [52] [130]	Ji Okubo Seki Serhan Tokuyama Prego-Dominguez Figueroa Russo	2011 2010 2009 2015 2011 2016 2013 2018
N-Palmitoylethanolamide (PEA)	[49] [50] [51] [53] [54] [55] [56] [57] [58] [59] [60] [61]	Lambert Truini Skaper Costa Aldossary Conigliaro Scaturro Del Giorno Alshelh Marini Gugliandolo Paladini	2002 2011 2015 2008 2019 2011 2020 2015 2019 2012 2020 2016
Trace elements
Selenium (Se)	[62] [63] [64] [65] [66]	Medina-Cruz Kieliszek Reinhard Yüksel Sousa	2018 2017 1998 2017 2018
Magnesium (Mg)	[67] [68] [69] [70] [71] [72] [73]	Welch Rondón Sun Banerjee Oh Park Tarleton	2017 2010 2017 2017 2019 2020 2020
Metalloporphyrins
Iron (Fe)   Manganese (Mn)	[74] [75]	Rausaria Li	2011 2008