Supplements

Iron in supplements · page 129

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 129 of 135

Natural Fiber Orange FlavorTop Care · Liquid1.0 mg per serving

4 in 1 MultiHealth Fiber! Original Coarse Fiber PowderMetamucil · Powder1.4 mg per serving

3 In 1 MultiHealth Fiber!Metamucil · Capsule0.40 mg per serving

Daily FiberEquate · Capsule0.40 mg per serving

Daily FiberEquate · Powder1.0 mg per serving

Daily Fiber Orange SmoothEquate · Powder1.0 mg per serving

Daily FiberEquate · Powder0.70 mg per serving

Natural Fiber CapsulesEquate · Capsule0.40 mg per serving

4 in 1 MultiHealth Fiber! Orange SmoothMetamucil · Powder0.70 mg per serving

Meta Daily Heart Health Berry SmoothMeta · Powder0.70 mg per serving

Meta Appetite Control Pink Lemonade QuenchMeta · Powder1.4 mg per serving

Metamucil Free Stone Ground Texture Fiber PowderMetamucil · Powder1.4 mg per serving

4 in 1 MultiHealth Fiber! Original Smooth Fiber PowderMetamucil · Powder1.4 mg per serving

4 in 1 MultiHealth Fiber! Sugar-Free Orange Smooth Fiber PowderMetamucil · Powder1.4 mg per serving

4 in 1 MultiHealth Fiber! Orange Smooth Singles Metamucil · Powder1.4 mg per serving

Meta Appetite Control Orange ZestMeta · Powder1.4 mg per serving

Meta Daily Blood Sugar Support Pink LemonadeMeta · Powder0.70 mg per serving

Iron ConcentrateComplete H2O Minerals · Liquid50 mcg per serving

Gotu KolaSolgar · Capsule1.0 mg per serving

ProFerrin ForteColorado Biolabs · Tablet or Pill12 mg per serving

Vegan Chelated Iron 29 mgDEVA · Tablet or Pill29 mg per serving

Slow Release Iron 45 mgNature's Truth · Tablet or Pill45 mg per serving

Ferrous GluconateNature's Blend · Tablet or Pill38 mg per serving

Double Strength Iron 36 mgNOW · Capsule36 mg per serving

Iron 18 mgNOW · Capsule18 mg per serving

Clinical IronTerry Naturally · Tablet or Pill30 mg per serving

Natural Fiber CapsulesSmart Sense · Capsule0.40 mg per serving

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

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

Full Spectrum CoriolusPlanetary Herbals · Tablet or Pill2.0 mg per serving

S.S.S TonicS.S.S Company · Liquid100 mg per serving

Immune ShineGaia Herbs · Powder0.90 mg per serving

Organic Psyllium Husk PowderViva Naturals · Powder1.0 mg per serving

Spirulina PowderBareOrganics · Powder1.0 mg per serving

Original Colon CleanseHealth Plus · Powder0.80 Gram(s) per serving

Organic Colon CleanseHealth Plus · Powder0.70 Gram(s) per serving

Iron with Vitamin C Sustained ReleaseBronson · Tablet or Pill27 mg per serving

Iron with Vitamin C 100 MG Sustained ReleaseBronson · Tablet or Pill27 mg per serving

Ferrous Gluconate 28 mg IronPuritan's Pride · Tablet or Pill28 mg per serving

Wholesome IronWe Heart Nutrition · Capsule14 mg per serving

Iron BisglycinateThorne · Capsule25 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).