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Graft Calculator

Use the visual Norwood guide below to match your hair loss pattern, then select the area you want to restore.

Norwood scale graft reference chart

Typical graft ranges for full-zone restoration at each stage. Your surgeon may recommend fewer or more grafts based on goals and donor quality.

Norwood stageTypical grafts
Norwood 1Usually not needed
Norwood 2800–1,500
Norwood 31,500–2,500
Norwood 3 Vertex2,000–3,000
Norwood 42,500–3,500
Norwood 53,500–4,500
Norwood 64,500–5,500
Norwood 75,500–7,000
Hair Transplant Graft Calculator (Norwood Scale) — Free | TransplantHair | TransplantHair