Terms of use

The Final Piece is intended for adults (18+) in the United States who already stopped smoking or vaping and are interested in information about nicotine replacement therapy use. It is not designed for children or for people currently smoking who have not yet discussed quitting options with a professional.

The content and tools are provided for general education and personal behavior tracking. They do not diagnose conditions, do not prescribe or recommend a dose, and do not set a reduction schedule for you. See the medical disclaimer.

Calculator figures are estimates based on the numbers you enter and on labeled product strengths. Actual nicotine absorbed from gum varies by person and by chewing technique. We make no promise of any particular outcome, and the site is provided “as is” without warranties.

Tracking entries are stored in your browser. You are responsible for your device and for any data loss caused by clearing browser storage or switching devices.

Please do not attempt to disrupt the site, scrape it at scale, or reuse its content as medical guidance for other people.

Questions about these terms can be sent through the contact page.