“Minoxidil regrows hair.”
A review of randomized trials found that topical minoxidil improved hair growth compared with placebo in men and women with pattern hair loss. Results varied across studies and people. This supports regrowth for pattern hair loss, not every cause of hair loss or every formulation.
Topical minoxidil can regrow some hair in people with pattern hair loss. It does not work for everyone or treat every cause of hair loss. Results take months, and most new growth is lost after treatment stops.
Safety note: Topical minoxidil can irritate the scalp or cause unwanted facial hair. Follow the product label; using more does not speed results. Discuss heart disease, pregnancy or breastfeeding before use. Stop and seek medical advice for chest pain, fast heartbeat, faintness or swelling.
Talk to a healthcare professional if: Get sudden, patchy, unexplained or painful hair loss assessed before self-treatment. Check that the product suits your diagnosis and follow its review timeline.
Topical minoxidil is an option for pattern hair loss, with variable results and ongoing use needed to maintain regrowth. This evidence does not establish that oral and topical treatment have the same benefits or risks.
Confirm the type of hair loss and choose an appropriate product with a clinician or pharmacist. Follow its directions and reassessment timeline rather than using it indefinitely without benefit.
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“Biotin supplements regrow hair.”
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See the evidence“Finasteride can slow loss and regrow some hair in men with androgenetic alopecia.”
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See the evidenceIf you're serious about treating pattern hair loss, minoxidil and finasteride are where the actual evidence is, not the supplements and specialty shampoos marketed alongside them.