Contact

Contact

Talk to a real person about your formula.

Our customer team sits in our Irvine office. We answer email within four business hours and pick up the phone Monday through Friday, 8 AM to 5 PM Pacific.

How to reach us

Headquarters
18301 Von Karman Ave
Irvine, CA 82612
United States
Phone
Mon–Fri, 8 AM–5 PM Pacific
Email
Most replies within 4 business hours
Press & partnerships
Wholesale, clinician programs, and PR

Office hours

Monday–Friday
8:00 AM – 5:00 PM PT
Saturday
10:00 AM – 2:00 PM PT
Sunday
Closed
U.S. holidays
Closed

Send us a message

Tell us what you're looking for. Most messages are answered the same business day.

If your message is about a specific order, paste the number from your shipping confirmation.

Or skip the form — answer it yourself

Most questions can be answered in a minute or two from one of these.

FAQ

The 20 most common questions about formulations, lab reports, subscriptions, and shipping — all in one place.

Browse FAQ

Shipping

Rates, transit times for U.S. and international, and how heat-sensitive products like probiotics are handled.

View shipping policy

Returns & refunds

Our 60-day money-back guarantee, even on opened bottles. How to start a return and when to expect your refund.

Read refund policy