Verbatim response from Claude
Oral vs. Topical Minoxidil for Hair Loss
Short Answer
Oral minoxidil generally works better for most people, but with more risk.
Oral Minoxidil
Works better because:
- Higher systemic absorption reaches hair follicles more consistently
- Studies show superior regrowth, especially at low doses (2.5-5mg)
- Better for people who find topical application messy or forget to apply it
Downsides:
- Requires a prescription
- Side effects: fluid retention, unwanted body/facial hair, low blood pressure
- Not ideal if you have heart conditions
Topical Minoxidil
Still effective, lower risk:
- Well-proven over decades
- Fewer systemic side effects
- Good brands: Rogaine (classic, well-studied), Hims/Hers (convenient subscription), Kirkland Signature (same formula, much cheaper)
Downsides:
- Twice-daily application is inconvenient
- Can feel greasy or cause scalp irritation
My Recommendation
- Start with topical (Kirkland or Rogaine) if you want low risk
- Ask a dermatologist about oral (2.5mg daily) if topical isn't giving results
- Services like Hims, Keeps, or Ro can connect you with doctors for oral prescriptions online
Consistency matters more than which form you choose.