✨ Botox Units Calculator by Area
An educational estimate of typical ranges — your actual dose is set by your doctor after examination.
1. Choose the areas
Typical range per area
| Area | Botox / Xeomin | Dysport | Lasts about |
|---|---|---|---|
| Frown lines (glabella) ✓ | 15–25 | 38–75 | 3–4 months |
| Forehead lines ✓ | 10–20 | 25–60 | 3–4 months |
| Crow's feet ✓ | 16–24 | 40–72 | 3–4 months |
| Brow lift | 2–6 | 5–18 | 3–4 months |
| Bunny lines (nose) | 4–10 | 10–30 | 3–4 months |
| Lip flip | 4–6 | 10–18 | 2–3 months |
| Gummy smile | 4–8 | 10–24 | 3–4 months |
| Downturned mouth corners (DAO) | 4–10 | 10–30 | 3–4 months |
| Chin dimpling | 4–10 | 10–30 | 3–4 months |
| Jaw slimming / teeth grinding (masseter) | 50–100 | 125–300 | 4–6 months |
| Neck bands (platysma) ✓ | 26–36 | 65–108 | 3–4 months |
| Excessive underarm sweating ✓ | 100 | 250–300 | 6–9 months |
✓ = an area in the BOTOX® Cosmetic label; other areas are common off-label uses at the doctor's discretion.
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🩺 Medically reviewed by: Dr. Sohaib Alshami (Surgeon — Aesthetic Medicine) and Dr. Mohammad Alshami (Dentist — Oral Surgery & Dental Implants) · Last reviewed: 2026-10-02
Sources: BOTOX® Cosmetic (onabotulinumtoxinA) Prescribing Information · Carruthers et al., consensus recommendations on botulinum toxin
This tool is for education only and does not replace a medical consultation — doses and plans are set after examination.
Frequently asked questions
How many Botox units for the forehead and frown lines?
Typically about 10–20 units for the forehead and 15–25 units for the frown lines (Botox). Men often need more.
How long does Botox last?
Usually 3–4 months on the face, 4–6 months for jaw slimming and 6–9 months for sweating.
What is the difference between Botox and Dysport units?
Units are not equal: 1 Botox unit ≈ 2.5–3 Dysport units, while Xeomin is roughly 1:1 with Botox.
When do Botox results show?
Effects start in 3–5 days with full results at about two weeks.
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