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Contact
Questions about Luko, your account, privacy, or our policies? Reach us using the details below. For product how-tos, start with our guides or the method page.
For account deletion or privacy requests, email from the address tied to your Luko account so we can verify ownership.
Company
Zentari Labs Inc.
doing business as Luko
Mailing address
Zentari Labs Inc.
650 California St, Fl 7
San Francisco, CA 94108
United States
Response time
We aim to reply within a few business days. If your message is urgent, include “Urgent” in the subject line.
Common questions
- How do I delete my account or data?
- Email us from the address linked to your Luko account and ask for account deletion or a privacy request. See our Privacy Policy for what we collect and how requests are handled.
- Where are Terms and Privacy?
- Terms of Use · Privacy Policy · Nutrition sources
- Is Luko medical advice?
- No. Luko is a general-wellness app. Calorie and macro estimates are for personal awareness, not diagnosis or treatment. See how estimates work and talk to a qualified clinician for medical nutrition needs.
- How do I get the app?
- Luko is listed on the App Store. Check there for current availability, pricing, and device compatibility.