Supplements

Iron in supplements · page 125

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 125 of 135

Warrior Blend BerrySunwarrior · Powder5.0 mg per serving

Warrior Food VanillaWarrior Force · Powder5.4 mg per serving

Wheat Grass 500 mgThe Vitamin Shoppe · Tablet or Pill0.11 mg per serving

Immune LiftOrganic India · Powder1.0 mg per serving

Certified Organic Spirulina 500 mgSwanson · Tablet or Pill0.70 mg per serving

Organic Spirulina 5 gAmazing India · Tablet or Pill1.7 mg per serving

Colon Cleanse Natural Pineapple FlavorHealth Plus · Powder0.80 Gram(s) per serving

Every Day FiberHealth Plus · Powder0.80 Gram(s) per serving

Every Day Fiber Natural Orange FlavorHealth Plus · Powder0.80 mg per serving

Psyllium HuskHealth Plus · Powder0.80 mg per serving

Colon Cleanse Natural Strawberry FlavorHealth Plus · Powder0.80 mg per serving

OptiFerin-CPure Encapsulations · Capsule28 mg per serving

Toxin BinderNHC Natural Healthy Concepts · Capsule2.0 mg per serving

IronCalifornia Gold Nutrition · Liquid10 mg per serving

Chewable Iron 18 mg with Vitamin C StrawberryBariatric Advantage · Tablet or Pill18 mg per serving

Chewable Iron 29 with Vitamin C Passion FruitBariatric Advantage · Tablet or Pill29 mg per serving

Barley GrassNOW · Tablet or Pill1.0 mg per serving

Klean Recovery Milk Chocolate FlavorKlean Athlete · Powder0.90 mg per serving

Folivane-FTrigen Laboratories · Capsule63 mg per serving

Emerald Garden 100% Organic Chlorella 200 mgSource Naturals · Tablet or Pill1.8 mg per serving

Emerald Garden 100% Organic ChlorellaSource Naturals · Powder4.0 mg per serving

Blood Detoxification FactorsMNP Michael's Naturopathic Programs · Tablet or Pill2.0 mg per serving

Complete Collagen UnflavoredEquip · Powder1.0 mg per serving

Turmeric AlchemyHealthForce SuperFoods · Powder1.5 mg per serving

Nopal Blood SugarHealthForce SuperFoods · Capsule0.40 mg per serving

Spiru-BlueDr. Mercola · Tablet or Pill0.80 mg per serving

Shatter Elite Icy ChargeMuscleTech · Powder1.1 mg per serving

Shatter Elite Sour Burst CandyMuscleTech · Powder1.1 mg per serving

Chewable Iron 27 mg Natural Grape FlavorCarlson · Tablet or Pill27 mg per serving

Z-BinderOrtho Molecular Products · Capsule2.0 mg per serving

Everyday AdaptogenGaia Herbs · Powder0.50 mg per serving

Daily Psyllium FiberKonsyl · Powder1.0 mg per serving

Iron with Vitamin C Orange FlavorVitaWorks Kids · Tablet or Pill10 mg per serving

Liquid IronNOW · Liquid18 mg per serving

Iron PlusEnergique · Capsule50 mg per serving

Chewable Iron 18 with Vitamin C StrawberryBariatric Advantage · Tablet or Pill18 mg per serving

Chewable Iron 29 with Vitamin C Passion FruitBariatric Advantage · Tablet or Pill29 mg per serving

Shilajit 1,000 mgNutricost · Capsule3.0 mg per serving

CellulessSunshine Naturals · Other (e.g. tea bag)13 mg per serving

Soy ProteinNutraBio · Powder4.0 mg per serving

Isolate Protein Decadent ChocolateSirenLabs · Powder1.0 mg per serving

Non-GMO Lecithin PowderHealth Alliance · Powder0.72 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).