Write to contactus@calorieskit.com. Most messages get a reply within 2–3 business days.
What to include
- Bug reports: the page URL, your device/browser, and the inputs that misbehaved.
- Formula corrections: a citation — we update sources promptly when shown better evidence.
- Advertising & partnerships: use the same address with "Partnership" in the subject.
What we can't help with
Personal medical or nutrition advice — we're a calculator site, not clinicians. For individual guidance, please consult a physician or registered dietitian.