Iron Supplements for Hair Growth

RESEARCH

Iron deficiency increases hair loss risk
Limited controlled trial data
Often studied with other nutrients

COMMUNITY

Limited discussion found

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SAFETYIron supplements can cause constipation, nausea, and iron overload in people without deficiency; check with a doctor before starting.

WHAT THE RESEARCH SAYS

ALL 15 ON PUBMED ↗

BASED ON 15 PUBMED STUDIES

REVIEWPUBLISHED 2024⚠ NARRATIVE REVIEW WITHOUT META-ANALYSIS; DOES NOT ISOLATE IRON SUPPLEMENTATION AS A STANDALONE TREATMENT OR QUANTIFY EFFECT SIZE IN PEOPLE WITH NORMAL IRON LEVELS.

Iron deficiency appears to contribute to pattern hair loss in women.

view on pubmed ↗

STUDYPUBLISHED 2023⚠ NO EFFICACY RESULTS REPORTED IN ABSTRACT; MULTI-INGREDIENT SUPPLEMENT PREVENTS ISOLATION OF IRON'S INDIVIDUAL CONTRIBUTION.

A supplement containing iron plus amino acids and collagen showed tolerability in hair-loss patients, but no formal efficacy data yet.

view on pubmed ↗

ANIMAL STUDY⚠ ANIMAL MODEL ONLY; USES A NON-STANDARD IRON CHELATOR COMPOUND, NOT DIETARY OR SUPPLEMENTAL IRON; CHEMOTHERAPY CONTEXT DOES NOT GENERALIZE TO TYPICAL HAIR LOSS.

An iron chelator compound protected mouse hair from chemotherapy damage, but it is not a standard iron supplement.

view on pubmed ↗

WHAT PEOPLE SAY

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COMMUNITY SENTIMENT

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COMMENTS

Add context that might help others — skin type, conditions like PCOS, what you'd tried before. The more specific, the more useful.

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