PRP (platelet-rich plasma)

Your own blood plasma injected into the scalp. Expensive, and results vary.

Moderate evidenceNo prescription

The cheapest legitimate way

Get quotes from a board-certified dermatologist. Avoid package deals that make big promises.

Smart path~$400–$1,000 per session (3–4 sessions, then maintenance)

Prices are estimates based on typical US cash prices. They change often, so check before you buy.

Evidence: Moderate. Supported by smaller trials or growing clinical use.
How it works: Concentrated platelets release growth factors that may support follicles.
What results look like: Many studies show some improvement, but methods vary a lot between clinics.
Time to results: 3–6 months after a series of sessions.
Side effects and downsides: Pain and soreness at injection sites
Cost adds up because you need maintenance sessions
Best for: Men with budget who are already on proven treatments.
Sources: Gentile & Garcovich, 2019 (systematic review)

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