Body Temp Yoga, Vital Ice SF, and MUSE Juice Bar unite on a single block to offer a co-branded contrast therapy ritual for a new generation of San Francisco wellness seekers.
On a single block of Chestnut Street in San Francisco's Marina District, three independent businesses are joining forces. A yoga studio that has held the neighborhood's trust since 2012, a new recovery center built around cold plunge and sauna, and a cold-press juice bar that has quickly become a Marina morning habit. Three founder teams, one shared customer, and now, one shared pass.
The Chestnut St Circuit officially launches [DATE]. It is a co-branded wellness membership that lets members of any participating business access all three: hot yoga at Body Temp, contrast recovery at Vital Ice, and nutrient-dense replenishment at MUSE, under a single tiered program. The Circuit is available as a one-time drop-in bundle ($75), a monthly pass ($149), or an unlimited OG membership ($299/month).
The partnership arrives at a meaningful moment for urban wellness. San Francisco leads the United States in fitness and wellness facility density, with more than sixteen studios per square mile according to Mindbody. Yet the Marina's three Chestnut Street businesses represent something increasingly rare in that landscape: independent, founder-operated, deeply rooted in the neighborhood, and complementary in exactly the right ways.
When Body Temp Yoga opened its doors on Chestnut Street in 2012, the Marina did not yet have a non-carpeted hot yoga studio of its own. Chadd Schaefer and Rikk Czarnowski set out to build one, and in the process created one of the neighborhood's most enduring wellness institutions.
Chadd has been teaching yoga since 2001. Originally trained in the Bikram tradition, he later studied with Jill Miller (Yoga Tune Up), Dr. Eric Goodman (Foundation Training), and Mary Jarvis. That lineage shaped Body Temp's distinctly intelligent, body-science-led approach to hot yoga. He is a Level 1 Yoga Tune Up® teacher and Foundation Training instructor, and is as likely to be sweating on the mat alongside students as he is behind the front desk.
Rikk Czarnowski took a less expected path to the studio. A former financial accountant who spent years in the insurance sector at Acordia of California, he pursued a second education in Health and Physical Education at City College of San Francisco before trading the cubicle for the studio floor. He oversees operations, finance, instructor scheduling, and community partnerships, applying the same precision to the business that Chadd brings to the practice.
Together they have built something the Marina had never seen: a yoga studio that survived a pandemic, a GoFundMe that raised thousands from loyal members, a community that showed up when it mattered, and a studio that remains, thirteen years later, not owned by a board, not part of a franchise, and not going anywhere. Body Temp's mission is simple, in their own words: to help you build your body from the ground up rather than run it into the ground.
Sean and Steve built Vital Ice SF on a deceptively simple idea: that recovery should be as social as it is personal. Drawing on practices rooted in Nordic cold exposure and Japanese onsen culture, they designed a Marina space that does what very few recovery centers manage. It makes contrast therapy feel like a community ritual rather than a clinical prescription.
Vital Ice's facility at 2400 Chestnut Street offers cold plunge therapy, infrared sauna, traditional sauna, red light therapy, compression boots, and percussion massage. Together those pieces add up to one of the most complete recovery offerings in San Francisco. The space is designed not just for performance recovery but for the working professional who finishes a hard class, needs to restore before a long week, and wants to do it somewhere that doesn't feel like a hospital.
"Recovery should be as social as it is personal," the founders say. "That's why Vital Ice is built around community, connection, and a shared commitment to feeling stronger, calmer, and more alive. Let's make recovery the new happy hour." That ethos, performance meets community, has defined both their founding membership program and their positioning as the Marina's newest arrival in an increasingly competitive wellness landscape.
Mano and Sarah started MUSE Juice Bar on Polk Street in Nob Hill with a mission so specific it doubles as a tagline: "Don't just juice it, cold-press it." Everything at MUSE is made fresh, to order, with produce sourced from local farms and prepared daily. The result is a menu that punches well above its price point. Smoothies start at $10 and açaí bowls with unlimited toppings start at $12, in a category where the competition often charges twice as much for half the quality.
When the Chestnut Street location opened in the Marina, it landed quickly. The Infatuation called it "the Marina's best option for a satisfying smoothie" within weeks of opening, and reviewers singled out the Erewhon Coco Cloud dupe, pineapple-forward and refreshing, at a fraction of the cost. What has kept customers coming back is something harder to replicate than a recipe: the warmth of the team. Yelp reviewers consistently mention Sarah by name, describing interactions that feel less like a transaction and more like being welcomed into someone's home.
MUSE's Chestnut location was designed for exactly the customer it now serves: a post-workout, pre-commute Marina resident who wants something real. No added sugar, no guesswork, no compromise on ingredients. Inside the Chestnut St Circuit, MUSE is the final act, the punctuation mark on a morning that started in heat and passed through ice, landing at a counter where someone who knows your name will hand you something genuinely good.
The Chestnut St Circuit is the first program in San Francisco to offer the complete contrast therapy protocol, hot yoga, cold plunge, and whole-food replenishment, under a single neighborhood membership. It follows the thermal contrast sequence endorsed by leading longevity researchers including Andrew Huberman and Peter Attia: heat exposure for muscular activation and detoxification, followed by cold immersion for inflammation reduction and nervous system reset, followed by nutrient-dense replenishment for recovery.
The three businesses came together around a shared belief that what the Marina's wellness community needed was not more options, but better integration between the excellent options already there. Body Temp Yoga has anchored the block since 2012. Vital Ice arrives in 2025 as a purpose-built recovery space. MUSE Juice Bar has quickly become a daily habit for the same customers. The Circuit simply formalizes the relationship those customers have already been building on their own.
| Tier | Name | Price | What's Included | Retail Value |
|---|---|---|---|---|
| 1 | The Saturday Protocol | $75 | 1 BT class · 1 Vital Ice session · 1 MUSE smoothie (16oz) | $85 |
| 2 | The Marina Wellness Pass | $149/mo | 8 BT classes · 4 Vital Ice sessions · 4 MUSE smoothies · Digital Circuit Card (Apple/Google Wallet) | $452/mo |
| 3 | The Chestnut St Local | $299/mo | Unlimited BT · Unlimited Vital Ice Community · 3 MUSE smoothies · OG Member rate locked forever | $364/mo |