2 supplements compared

Best Supplements for Hair Loss

Premenopausal women with low ferritin (below 30 ng/mL) and diffuse hair shedding. Adults on GLP-1 medications eating less red meat. Vegetarians and vegans with non-heme iron absorption limitations. Women with heavy menstrual periods. Anyone diagnosed with iron-deficiency anemia experiencing hair thinning.

Supplements compared

Reviewed

Evidence-led rankings

Clinical still life for Hair Loss supplement rankings

Evidence graded

Clinical relevance

Safety reviewed

Risks and interactions

Dosing checked

Evidence-based ranges

No medical claims

Research only

Updated regularly

New evidence tracked

Written by Editorial Team·Medically reviewed by Angelique Nicole R. Villegas, RND

Our top picks for hair loss

Supplement Comparisons

Which Supplement Is Best for Hair Loss?

Iron

Limited Evidence

Low ferritin causing hair shedding? We ranked the 3 best iron supplements for hair loss in 2026—reviewed by a registered dietitian.

3 products ranked

Saw Palmetto

Limited Evidence

Compare the best saw palmetto supplements for hair loss in 2026. Science-backed rankings, dosage guidance, and honest safety notes from our nutrition team.

3 products ranked

Related goals in this cluster

This content is for educational purposes only and is not medical advice. These statements have not been evaluated by the FDA. Always consult your healthcare provider before starting any supplement.