Contact Us
Last updated: 2026-05-24
We're a small team and we read every message. The fastest path to a real human is email — most customer questions get a reply the same business day.
Customer Support
Email: support@ostenso.com
Hours: Monday–Friday, 9am–5pm Pacific (excluding US federal holidays)
Typical response time: Under 24 hours on weekdays. Weekend messages get answered Monday morning.
What we can help with
- Order status, tracking, and delivery questions
- Subscription changes (pause, swap, frequency, cancel)
- Money-back guarantee claims
- Product questions and ingredient details
- Wholesale, press, or partnership inquiries
Mailing Address
Ostenso
30 N Gould St Ste R, Sheridan, WY 82801, USA
Please email first before sending physical mail — we may direct you to our fulfillment partner for returns.
Phone
+1 (772) 432-0100
For non-urgent questions, email reaches us faster. We don't always have someone at the phone outside of US business hours.
Press & Partnerships
Email support@ostenso.com with "Press" or "Partnership" in the subject line.