Now Foods
Double Strength Iron
74/100
SUPPIE SCORE
78/100
EFFICACY
Medium
SAFETY
86/100
CLEANLINESS
What Does Double Strength Iron Do?
36 mg elemental iron from 180 mg source provides a dose within studied ranges for repletion but near the adult UL of 45 mg, with typical oral iron absorption of 10-20% and GI tolerability varying by form and regimen.
What is the recommended daily iron intake for adult women?
How should iron supplements be timed with meals or other medications?
What blood tests confirm iron deficiency before starting supplementation?
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What Are the Benefits of Double Strength Iron?
Based on proven scientific research
Iron repletionStrong
Anemia preventionStrong
Energy metabolism supportModerate
Oxygen transportModerate
Good For:
What Are the Side Effects of Now Foods Double Strength Iron?
Always consult your health practitioner if in doubt.
RiskMedium Risk
Overview
•High doses of supplemental iron (45 mg/day or more) may cause gastrointestinal side effects such as nausea and constipation.
•The Tolerable Upper Intake Level for iron is 45 mg for adults.
•Oral iron forms can interact with medications by forming unabsorbable complexes.
•Avoid taking with calcium, antacids, or high-fiber foods which reduce absorption.
•Evidence is limited on long-term use above 36 mg elemental iron without medical supervision.
Potential Side Effects
Negative Interactions
Inactive Ingredients
Rice flour
Low RiskHypromellose (cellulone capule). stearic acid (vegetable source)
Low RiskSilicon disick. bloomingdale
Low RiskIl 60108
Low RiskUsa nowfoods.com made
Low RiskQuality tested in the usa with globaly soured ingredients
Low RiskStearic acid
Low RiskWhat Are the Ingredients in Now Foods Double Strength Iron?
Iron (elemental)
36 mg
(from
180 mg
Rice Flour
Hypromellose (cellulone capule). Stearic Acid (vegetable source)
Silicon Disick. Bloomingdale
IL 60108
USA nowfoods.com Made
quality tested in the USA with globaly soured ingredients
Stearic Acid
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Dosage & Bioavailability
How the active doses and forms in Double Strength Iron compare to the research.
•Iron (elemental) — 36 mg; sits below the 45 mg adult UL and within ranges used in supplementation trials for deficiency correction.
•Iron (from 180 mg) — 36 mg elemental; form and exact compound undisclosed, limiting precise bioavailability assessment compared to studied salts like ferrous sulfate.
Frequently Asked Questions
Common questions about Now Foods Double Strength Iron