Oral
Oral safety: moderate
Other forms of Iron
Compare absorption and active amounts with sibling forms:
Ferrous Bisglycinate (Iron Bisglycinate)
Highly bioavailable, gentle-on-the-stomach iron supplement.
Ferrous Fumarate
Iron supplement for anemia prevention and treatment
Ferrous Sulfate
Common iron supplement for anemia. May cause stomach upset; take with food if ne...
Heme Iron Polypeptide
Heme Iron Polypeptide (HIP)
Gentle, high-absorption iron with minimal GI upset. Often derived from porcine s...
Iron Amino Acid Chelate
Highly bioavailable, gentle iron form.
Iron ascorbate
Iron Bile salt
Iron Bile salt (unspecified)
Iron Fructo-Oligosaccharides
Iron oxide
Iron picolinate
Iron pyrite
Polysaccharide-Iron Complex
Iron supplement with improved gastrointestinal tolerance.