Supplements

Iron in supplements · page 128

6,443 supplements on the U.S. market list Iron with an amount per serving. The official Tolerable Upper Intake Level for adults is 45 mg a day.

Tolerable Upper Intake Level (UL)

The highest daily amount that is unlikely to cause harm for almost all healthy people, from food, drinks and supplements combined.

Age	Men	Women	Pregnancy	Breastfeeding
0-6 months	40 mg	40 mg	—	—
7-12 months	40 mg	40 mg	—	—
1–3 years	40 mg	40 mg	—	—
4–8 years	40 mg	40 mg	—	—
9–13 years	40 mg	40 mg	—	—
14–18 years	45 mg	45 mg	45 mg	45 mg
19–50 years	45 mg	45 mg	45 mg	45 mg
51+ years	45 mg	45 mg	—	—

Source: NIH ODS Iron Fact Sheet for Health Professionals, Table 3 (updated 2025-09-04).

Supplements with Iron

6,443 shown · page 128 of 135

Chlorella 500 mgSource Naturals · Tablet or Pill1.8 mg per serving

Bodyglow Collagen Unflavoredfitfactor · Powder0.40 mg per serving

Gentle Iron ComplexHigher Nature · Capsule10 mg per serving

OptiFerin-CPure Encapsulations · Capsule28 mg per serving

Blue-Green AlgaePure Synergy · Capsule0.60 mg per serving

Turmeric Root PowderBareOrganics · Powder1.0 mg per serving

Fiber CompleteNHC Natural Healthy Concepts · Capsule0.38 mg per serving

Iron Chelate 25 mgNatural Factors · Tablet or Pill25 mg per serving

Iron 18 mg Zesty OrangeEZ Melts · Tablet or Pill18 mg per serving

Iron-CPure Encapsulations · Capsule15 mg per serving

Ultra Ultimate Probiotic FormulaGarden of Life Primal Defense · Capsule2.0 mg per serving

Chewable Iron 15 mg Natural Strawberry FlavorCarlson Kid's · Tablet or Pill15 mg per serving

Fiber CapsulesKroger · Capsule0.40 mg per serving

Freeze-Dried Maqui BerryBareOrganics · Powder1.9 mg per serving

Fiber Therapy Orange SmoothMajor · Powder0.70 mg per serving

Reguloid Sugar Free Orange FlavorRugby · Powder0.80 mg per serving

Reguloid Sugar Free Regular FlavorRugby · Powder0.60 mg per serving

Reguloid Orange FlavorRugby · Powder0.80 mg per serving

Reguloid Regular FlavorRugby · Powder0.40 mg per serving

Natural Fiber Vegan CapsulesNuSyllium · Capsule0.40 mg per serving

Energizing IronNature's Way · Softgel Capsule8.0 mg per serving

Iron SulfateWindmill Natural Vitamins · Tablet or Pill65 mg per serving

ProFerrin ForteColorado Biolabs · Tablet or Pill12 mg per serving

Iron LiquidPure Encapsulations · Liquid15 mg per serving

Kid's Chewable Iron 15 mg Natural Strawberry FlavorCarlson · Tablet or Pill15 mg per serving

FerroSolvenbi · Capsule45 mg per serving

Psyllium Husk SeedVitamin World · Powder1.0 mg per serving

Ionic Iron 22 mgTrace Minerals Research · Liquid22 mg per serving

100% All-Natural Original Formula Psyllium FiberKonsyl · Powder0.00 Not Present per serving

Green Boost PowderStakich · Powder3.0 mg per serving

Vitamin D Dark Chocolate BitesHealthy Delights Naturals · Other (e.g. tea bag)0.70 mg per serving

Vegan Iron 25 mgVegLife · Tablet or Pill25 mg per serving

Ferrous Sulfate LiquidRugby · Liquid44 mg per serving

Fiber CapsulesPremier Value · Capsule0.40 mg per serving

Geri-Mucil Regular FlavorGeri-Care · Powder0.70 mg per serving

Geri-Mucil Sugar Free Regular FlavorGeri-Care · Powder0.70 mg per serving

Dietary Fiber SupplementDG health · Capsule0.40 mg per serving

L-Tryptophan 500 mgSource Naturals · Capsule600 mcg per serving

Iron Protein Plus 300 mgLife Extension · Capsule15 mg per serving

Iron Tablets 65 mgGeri-Care · Tablet or Pill65 mg per serving

Ferrets Iron Supplement 325 mgPharmics · Tablet or Pill106 mg per serving

Lydia Pinkham Herbal Tablet SupplementLydia E. Pinkham · Tablet or Pill2.0 mg per serving

Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).