NEW! features Osmosis

This short clip highlights our newest renovations to the Spa and explains the magic of the baths.

Watch Osmosis on "The Doctors"

Daytime television's fastest growing talk show features our Cedar Enzyme Bath as one of the Top Ten Health Trends in 2010. Watch our segment on this nationally televised appearance!

A Tour of Osmosis Day Spa Sanctuary

See all of the amazing offerings at Osmosis.

NEW! Weishan Liu Concert at Osmosis

Weishan Liu, a world famous Chinese Table Harpist and her student, Anna, perform at a Full Moon Concert in the Meditation Garden.

NEW! Osmosis Meditation Garden Tour

Robert Ketchell, designer of the Meditation Garden, returns after 10 years to take a group on a tour, explaining the spiritual meaning behind the design and appreciating how the garden has matured..

Osmosis featured on Eye on the Bay

See Russian River attraction's including Osmosis. Take a wonderful tour of the top places to visit in our magnificent nature destination.

Discover the Only Cedar Enzyme Bath in America

Jump right in with an up-close in depth view of the entire cedar enzyme bath experience with celebrated Sonoma County acupuncturist Bill Prange.


Celebrate our 30th Anniversary with us!
Wednesday May 20, 5-9pm

Oysters, Wine, Kombucha on tap, Live Music, Chair Massage, Footbaths and more!

Give the Gift of Osmosis

Print gift cards instantly online, or have your perfect gift sent via mail.
  Click or call (707) 823-8231

Osmosis Voted #1 Again!
Best of Boho Logo
Winner Best Day Spa
17 Years Running!

Upcoming Events at Osmosis

We have many exciting events this Spring; Garden Tours, Meditation Retreats, Local's Night Celebrations and more!


Check-Out our Blog

Fantastic Getaway Specials

Enjoy the relaxing combination of spa treatments at Osmosis Day Spa paired with an overnight stay
in deluxe nearby accommodations.
Packages starting at $359!!!

Osmosis is a Green Spa

As a founding member of the Green Spa Network, we are leading the way in bringing sustainable practices to the spa industry. Greening Osmosis is an ongoing process, and we are commited! Learn More