Verbatim response from Claude
Oral vs Topical Minoxidil for Hair Loss
Short answer: Oral minoxidil generally works better, but with tradeoffs.
Oral Minoxidil
Works better because:
- Systemic absorption means it reaches all follicles consistently
- Studies show stronger regrowth results, especially for diffuse thinning
- No application mess or residue
- Low-dose (2.5-5mg) is increasingly popular
Downsides:
- Requires a prescription
- More potential side effects (fluid retention, unwanted body hair, low blood pressure)
- Not ideal if you have heart/blood pressure issues
Topical Minoxidil
Still effective, especially for:
- Localized areas (hairline, crown)
- People who can't tolerate oral
- Fewer systemic side effects
Popular options:
- Rogaine – the classic, widely available OTC
- Hims/Keeps – convenient subscription services with topical formulas
- Kirkland Signature – same active ingredient as Rogaine at lower cost
Recommendations
- For oral minoxidil, see a dermatologist or try Hims, Keeps, or Ro for telehealth prescriptions
- For topical, Kirkland 5% is excellent value
Bottom line: Oral wins on efficacy; topical wins on safety profile. A dermatologist can help you choose based on your health history.