Impressum.

Company Name / Brand

Refined Rookie LLC / Oniiko

Registered Address

1309 Coffeen Avenue, Ste 1200

Sheridan, WY 82801

United States

Contact Information

Phone: +1 (307) 533-7172
Email: refinedrookie@gmail.com

Business Hours:

Monday–Friday: 9:00 AM – 5:00 PM (PST)
Closed on weekends and U.S. federal holidays


Mission Statement

At Oniiko, we blend nature’s wisdom with modern wellness science to create functional mushroom supplements that inspire balance, focus, and creativity. Every product—The Thinker, The Virtuoso, The Dreamer, The Artist, and The Mastermind—is designed to support mind, body, and spirit.

Responsible for Website Content

Jana Koch, Founder & Member

FDA Disclaimer

These statements have not been evaluated by the Food and Drug Administration. Oniiko products are not intended to diagnose, treat, cure, or prevent any disease. Consult your healthcare provider before using if you are pregnant, nursing, or have a medical condition.

Copyright & Trademark Notice

© 2025 Refined Rookie LLC. All rights reserved. Refined Rookie LLC and Oniiko™ as well as product names including The Thinker, The Virtuoso, The Dreamer, The Artist, and The Mastermind are registered trademarks of Oniiko LLC. Unauthorized use or reproduction is prohibited.

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