Iron with vitamin C Acerolou - the female element Fe. Iron chelate contains iron in the form of ferrous bisglycinate. Itis characterized by high bioavailability without side effects. Other forms of iron supplementation are often accompanied by nausea or constipation. Iron is a very important element for the formation of red blood cells and red blood pigment. Haemoglobin ensures the oxygenation of the body and thus its endurance and performance. Iron also helps to reduce the rate of fatigue and exhaustion. Iron supplementation is advisable during menstruation, pregnancy and lactation, in children during growth, adolescence, advanced age, convalescence and when eating a vegetarian diet. Iron absorption is supported by vitamin C from a natural source.