HemePlex FeÂ® is a superior iron formula supplying key nutrients to assist the bodyâs production of hemoglobin and healthy red blood cells. It features FerrochelÂ®, Albionâs patented iron bisglycinate chelate. FerrochelÂ® is a well-tolerated, non-constipating iron. HemePlex FeÂ® is highly absorbable more than other forms of iron commonly used in dietary supplements. The 5-MTHF in this formula â QuatrefolicÂ® â is the most biologically active form of folate, providing speedy uptake into the bloodstream. The 5-MTHF is the the reduced form of folate the âLâ form of 5-MTHF.