Estudos científicos sobre Quitosana:
http://www2.ufcg.edu.br/revista-remap/index.php/REMAP/article/viewFile/46/81
http://www.api.org.br/conferences/index.php/ISTI2016/ISTI2016/paper/viewFile/51/18
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422006000400026
Estudos científicos sobre Psyllium:
https://core.ac.uk/download/pdf/33551923.pdf
http://www.scielo.br/pdf/abem/v57n6/01.pdf
https://portalarquivos2.saude.gov.br/images/pdf/2014/dezembro/30/II-snpmfaf-plantago-ovata.pdf
https://www.lume.ufrgs.br/handle/10183/101865
Estudos científicos sobre Picolinato de Cromo:
http://www.scielo.br/pdf/rbme/v11n5/27585a.pdf
http://www2.ebserh.gov.br/documents/16628/236907/7.pdf/564880aa-8280-4bf2-8bdd-b9f9fba9b456