What is the typical dose of ferrous sulfate?
Medically reviewed by Drugs.com. Last updated on April 11, 2025.
Usual Adult Dose for Iron Deficiency Anemia and Anemia Associated with Chronic Renal Failure:
Initial: 300 to 325 mg of regular-release ferrous sulfate orally once a day.
Maintenance:
Regular-release ferrous sulfate: 325 mg orally 3 times a day. Alternatively, 300 mg orally 4 times a day may be given.
Extended-release ferrous sulfate: 160 mg orally 1 to 2 times a day.
Usual Adult Dose for Vitamin/Mineral Supplementation during Pregnancy/Lactation:
325 mg orally once a day.
The recommended daily allowance (RDA) of elemental iron is 30 mg orally during pregnancy and 15 mg orally during lactation.
Usual Adult Dose for Vitamin/Mineral Supplementation:
325 mg orally once a day.
The recommended daily allowance (RDA) of elemental iron is 10 mg for adult males, 15 mg for adult, premenopausal women, and 10 mg for postmenopausal women.
(Note Ferrous sulfate contains approximately 20% elemental iron)
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What are the best zinc-rich foods to eat?
Zinc is a natural mineral present in some foods. Examples of food rich in zinc are:
- Alaska king crab
- Meat, such as beef, lamb, and pork
- Oysters
- Pine nuts
- Pumpkin seeds
- Wheat germ.
What foods are high in selenium and what are the health benefits?
Food sources that are high in selenium include:
- Brazil nuts: Just one or two nuts can provide a significant amount of selenium
- Cottage cheese
- Seafood: Oysters, clams, crab, tuna, halibut, and lobster are all rich in selenium
- Meat: Beef, chicken, pork, ham, and turkey are all good sources of selenium
- Eggs: Both the yolk and white eggs contain selenium
- Grains: Some whole grains, such as wheat, barley, and rice, are good sources of selenium
- Seafood: Oysters, clams, crab, and lobster are all good sources of selenium
- Meat: Beef, chicken, and turkey are all good sources of selenium
- Eggs (yolk and white)
- Grains: Some whole grains, such as wheat, barley, and rice, are good sources of selenium, particularly if grown in soils rich in selenium.
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Drug information
- Ferrous Sulfate Information for Consumers
- Ferrous Sulfate prescribing info & package insert (for Health Professionals)
- Side Effects of Ferrous Sulfate (detailed)
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