Bibliographic resources:
[1] VIDAL. Food supplement: Iron, August 2014.
[2] Ramakrishnan U. “Prevalence of micronutrient malnutrition worldwide”, May 2002.
[3] Szarfarc SC andal. “Relative effectiveness of iron bis-glycinate chelate (Ferrochel) and ferrous sulfate in the control of iron deficiency in pregnant women”, March 2001.
[4] Bovell-Benjamin AC, Viteri FE, Allen LH “Iron absorption from ferrous bisglycinate and ferric trisglycinate in whole maize is regulated by iron status”., June 2000.
[5] Milman N. andal. “Ferrous bisglycinate 25 mg iron is as effective as ferrous sulfate 50 mg iron in the prophylaxis of iron deficiency and anemia during pregnancy in a randomized trial”, March 2014.