Contact Us

Human Science, Inc.

Product Return Address:
Please contact customer support to receive an RMA (Return Merchandise Authorization). 

13701 24th St E Unit F2, Sumner, WA 98390

This office does not accept returns. All return packages received at this office will be refused and returned to sender.

Phone Support & Ordering:
Call us Mon-Fri 9 AM - 5 PM PST at 1-800-756-6844

Email us at