Supplements

Iron in supplements · page 132

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 132 of 135

Ferrous Sulfate Enteric-Coated Tablets 324 mgNationwide Pharmaceutical · Tablet or Pill65 mg per serving

NuFeraCarwin Pharmaceutical Associates · Tablet or Pill125 mg per serving

Pediatric FE-VITE Drops Delicious Natural Fruit FlavorAkron Pharma · Liquid15 mg per serving

Ferrous Sulfate 325 mgPharbest Pharmaceuticals · Tablet or Pill65 mg per serving

Ferrous Sulfate 325 mgPharbest · Tablet or Pill65 mg per serving

Ferrous Gluconate Tablets, USP 324 mgWP Westminster Pharmaceuticals · Tablet or Pill38 mg per serving

Ferrous Sulfate Enteric-Coated Tablet 325 mgWP Westminster Pharmaceuticals · Tablet or Pill65 mg per serving

Gentle Iron 28 mgSundown Naturals · Capsule28 mg per serving

EleutheroSolgar · Capsule0.40 mg per serving

Eleuthero 520 mgSolgar · Capsule0.40 mg per serving

GoldensealSolgar · Capsule0.40 mg per serving

Korean GinsengSolgar · Capsule2.4 mg per serving

American Ginseng Root ExtractSolgar · Capsule1.0 mg per serving

Organic Psyllium FiberKonsyl · Powder1.0 mg per serving

Original Daily Psyllium FiberKonsyl · Powder1.0 mg per serving

Great Plains Bentonite DetoxYerba Prima · Liquid2.0 mg per serving

Slow Release Iron21st Century · Tablet or Pill45 mg per serving

Iron + CFuturebiotics · Tablet or Pill27 mg per serving

Gentle Iron Iron Glycinate 28 mgVitamin World · Capsule28 mg per serving

Colon Care PlusVitamin World · Powder1.0 mg per serving

Super Colon CleanseHealth Plus · Capsule1.0 mg per serving

Colon Cleanse Sugar Free Refreshing Orange FlavorHealth Plus · Powder0.80 mg per serving

Iron Adult Chewables Orange FlavoredNovaFerrum · Tablet or Pill36 mg per serving

Iron Children's Chewables Orange FlavoredNovaFerrum · Tablet or Pill18 mg per serving

Optimal Iron ChewableSeeking Health · Tablet or Pill10 mg per serving

Ferrous SulfateReliable 1 Laboratories · Tablet or Pill65 mg per serving

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

Joint Formula 14SierraSil · Capsule2.0 mg per serving

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

Ultimate Iron ConcentrateComplete H2O Minerals · Liquid5.0 mg per serving

Iron 65 mgNature Made · Tablet or Pill65 mg per serving

Ferrous Sulfate 325 mgReliable-1 Laboratories · Tablet or Pill65 mg per serving

American Ginseng RootSolgar · Capsule1.6 mg per serving

Ferro-Sequels High Potency Iron SupplementFerro-Sequels · Other (e.g. tea bag)65 mg per serving

Mild Iron 25 mg ChelatedMeijer Naturals · Capsule25 mg per serving

Ferrous Sulfate ElixirRugby · Liquid44 mg per serving

Ferrous Sulfate Iron 28 mgRexall · Tablet or Pill28 mg per serving

Ferro-Sequels High Potency Iron SupplementFerro-Sequels · Other (e.g. tea bag)65 mg per serving

Coral Heme IronCoral · Tablet or Pill24 mg per serving

IronSunshine Naturals · Tablet or Pill15 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).