A New Wellness Habit: “Soaking Recovery” High-Concentration Hydrogen Bath Tablets “H2 Bath” Launch in Japan On Sale June 24

Sun Synergy Co., Ltd. (Headquarters: Chiyoda-ku, Tokyo;Representative Director: Keiko Kimura) will begin domestic sales in Japan of “H2 Bath,” a high-concentration hydrogen bath tablet developed by Quicksilver Scientific—a brand exclusively sold to medical institutions in Colorado, USA—starting June 24, 2026.

“H2 Bath” (Quicksilver Scientific), a high-concentration 12 ppm hydrogen bath tablet *This image was created using generative AI.

■A New Source of Growth in the $6.8 Trillion Market—The “Recovery Economy”

The global wellness market is projected to reach approximately $6.8 trillion in 2024 and expand to approximately $9.8 trillion by 2029 (*). Within this market, a new sector centered on “recovery”—the “Recovery Economy”—is rapidly gaining prominence.

Sleep technology, recovery wear, saunas, and conditioning. What these have in common is the value of “investing tonight to safeguard tomorrow’s performance.” Recovery is no longer merely rest; it has been redefined as a form of self-investment that creates a competitive advantage.

Sun Synergy Co., Ltd. has defined the next frontier of this trend as the “Next-Morning Recovery Market.” And now, we are bringing the product that symbolizes this trend to Japan.

*Source: Global Wellness Institute (GWI), “Global Wellness Economy Monitor 2025”

■Why Now — Why “Immersion Recovery” at This Moment?

Modern health investment has shifted significantly from the traditional focus on “relaxation, exercise, weight loss, and maintaining youthfulness.” In the rapidly growing health and longevity market, medical research has identified a new key indicator: daily recovery. This involves:

● Resets fatigue

● Restoring physical condition to start the day at your best

● Incorporating recovery into your daily routine as a habit

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Hydrogen is already attracting attention as a core technology not only in the field of medical research but also in next-generation industries such as automobiles, power generation, and mobility. Sun Synergy Co., Ltd. presents a new proposition here:

“From hydrogen that powers energy to hydrogen that supports your well-being.”

And what “H2 Bath” embodies is the most accessible practical application of this concept—a new wellness habit called “soaking recovery.”

For all modern people seeking health and longevity, preventing lost opportunities caused by a lack of concentration or poor physical condition the next day is, for today’s performance-seekers, the ultimate in time efficiency—and nothing less than a self-investment that leads to the greatest cost savings.

■ From Hydrogen You Drink to Hydrogen You Soak In—An Evolution from Approximately 200 mL to Approximately 200 L

For over 10 years, Quicksilver Scientific has been providing the medical and wellness markets with an innovative approach to “hydrogen for drinking” through its “H2 Elite” high-concentration hydrogen water-generating tablets.

“H2 Bath” is a next-generation hydrogen solution for bathing, developed by applying the company’s research insights and proprietary nanobubble technology.

While typical hydrogen-infused drinking products are used in units of approximately 200 mL per serving, “H2 Bath” transforms an entire bathtub—approximately 200 L—into a hydrogen-rich environment. The time has come for the bathtub, traditionally a place of relaxation, to become a recovery station.

The fine hydrogen bubbles of “H2 Bath,” which transform the entire bathtub into a hydrogen environment using proprietary nano-bubble technology. *This image was created using generative AI.

■ Special Nano-Bubble Technology—High Concentrations of 12 ppm or More from a Single Tablet

“H2 Bath” is a hydrogen bath tablet designed with special nano-bubble technology to achieve a hydrogen concentration of 12 ppm or higher.

Traditionally, achieving a hydrogen bath of comparable quality required the installation of a dedicated hydrogen generator, with initial costs ranging from tens of thousands to hundreds of thousands of yen—and in some cases, even higher—which was not uncommon.

“H2 Bath” removes all of these barriers.

<Conventional Hydrogen Baths>

・Requires specialized equipment

・Requires construction and installation

・Requires regular maintenance

・Not portable

・Initial cost: Tens of thousands to hundreds of thousands of yen or more

<H2 Bath>

・Simply place the tablet in the bathtub

・No installation required; ready for use the same day

・No maintenance required

・Can be used while traveling or on business trips

・Works with your existing home bathtub

This is the new-era concept proposed by Sun Synergy Co., Ltd.

■Recovery Anywhere. — Toward an era where you can take recovery with you.

[Endless Possibilities]

“H2 Bath” is expected to be utilized in a wide variety of scenarios, ranging from personal daily use to value-added proposals for businesses.

<For the Medical and Functional Medicine Fields>

Prescription and product sales proposals for patients at integrative medicine clinics

<For Hospitality, Spa, and Wellness Facilities>

Amenities and retail sales at luxury hotels and ryokans / Incorporation into recovery programs at wellness retreats and spas / Treatment menus and retail sales at beauty salons and medical spas

<For the Sports Industry>

Implementation in fitness clubs, personal training gyms, and sports-related retail outlets

<For Individuals and Consumers>

Daily self-care at home / Post-sports and post-workout conditioning / Use at hotels during business trips and vacations

“H2 Bath”—enables a high-concentration hydrogen bath simply by adding a tablet to the tub. *This image was created using generative AI.

■ A brand trusted by medical institutions and wellness leaders worldwide

Quicksilver Scientific is a premium wellness brand founded in Colorado, USA, by Christopher Shade, PhD.Through its globally patented heavy metal testing and proprietary development of liposomal supplements, the brand has earned high acclaim in the fields of functional and integrative medicine and is supported by physicians, dentists, and integrative medicine practitioners in the U.S., Japan, and around the world.Furthermore, the brand has established an international reputation as a go-to choice for executives, elite athletes, celebrities, and opinion leaders in the wellness field who seek high-quality self-care.

For many years, the company has driven research and development in the fields of hydrogen, detoxification, nutrition, and functional medicine, and has a proven track record of providing innovative products through medical institution-exclusive distribution channels.

Sun Synergy Co., Ltd. serves as the official general agent, handling imports, quality control, regulatory compliance, and authorized distribution.

■Recovery Innovator 100 Program

─ A limited-edition early adoption support program for 100 facilities to jointly promote “recovery through immersion”

To commemorate the launch of “H2 Bath” in Japan, we are launching the “Recovery Innovator 100 Program,” an early adoption support program for medical institutions and wellness-related businesses.

This program is a limited-to-100-facilities early adoption partner program aimed at promoting the domestic spread of “Immersion Recovery,” a new wellness culture.

[Eligible Facilities]

Medical clinics / Dental clinics / Integrative medicine facilities / Sauna facilities / Spas / Hotels and ryokans / Fitness clubs and personal training gyms / Aesthetic salons and medical spas / Wellness-related companies

[Program Offerings]

Product brochures, implementation and usage guides, trial samples, and promotional support materials

As the “third option” following “Wearable Recovery” and “Sleep Recovery,” Sun Synergy Co., Ltd. will collaborate with wellness, medical, beauty, and sports businesses nationwide to establish and promote the “Soak Recovery” category.

■ Product Overview

Product Name: H2 Bath

Contents: 120 tablets (approximately 12 uses)

Release Date: June 24, 2026

Sales Channels: QSS JAPAN TEAM Medical Institutions / Wellness Facilities /

　　　　　 Online Stores / Trading Companies, etc.

Ingredients: Magnesium (240 mg) (as elemental magnesium),

　　　　　 malic acid, glucose, tartaric acid,

　　　　　 adipic acid, sodium stearyl fumarate

Storage: Store at room temperature

Country of Origin: United States

Importer: Sun Synergy Co., Ltd.

Manufacturer: Quicksilver Scientific (Colorado, USA)

Price: 28,000 yen (tax included)

[Directions for Use]

Add 8 to 10 tablets per 200 L of bath water (1 tablet per approximately 20 L of water), allow them to dissolve completely, and then soak for 15 to 30 minutes. You may add additional tablets as needed, depending on the amount of water and your personal preference.

■ Company Overview

URL: https://sunsynergy.site

Company Name: Sun Synergy Co., Ltd.

Address: 3F Sanno Park Tower, 2-11-1 Nagatacho, Chiyoda-ku, Tokyo

Representative: Keiko Kimura, Representative Director

Business Activities: Import and sale of medical and wellness products; educational services; academic conference management

Recovery Anywhere. — Toward an era where recovery is portable.