Iron
Research: 6/6Safety: 4/5$12/month
Essential mineral for oxygen transport and energy production. Critical for those with deficiency, especially women. Test before supplementing.
Also known as: Ferrous Bisglycinate, Iron Chelate
Evidence Scores
Research Quality6/6 — High-Quality Meta-Analyses
Safety4/5 — Likely Safe / Minor Side Effects
Trust Index: 8/10Transparency Score
Full Disclosure: Affiliate link ahead. We get paid if you buy. Science says it works anyway.
Recommended Dose
18-27mg daily (if deficient)
Health Outcome Impact
Energy & Metabolism4/5
Hair & Nail Health3/5
Where to Buy
Monthly Cost:$12
Research References
Research last reviewed: 2026-02-16
Products last reviewed: 2026-03-02
Prices last updated: 2026-03-18
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