Matsuda Pharmaceuticals

Herbal Medicine Bath Soak

$ 58

A premium onsen bath soak that you have never experienced before. This onsen bath soak contains a mixture of 5 different kinds of herbal medicine as well as onsen minerals. This bath soak will surely warm up your body from your core and give your skin a whole new look and feel.

Based on 40 years of continuous research, the ingredients of this onsen bath soak was carefully picked out for the 5 most balanced herbs: Safflower, Ginger, Chili Pepper, Wormwood, and Star Anise. The combination of these herbs promotes better blood circulation and improved circulation of your lymph system which helps get rid of bacteria and any unwanted toxins in your body. Not only does it work on the inside of your body, but it also works on your skin as well. The alkali minerals produced from the onsen will cleanly remove dirt, sebum, and old keratin clogged inside of your pores, resulting in skin beauty. Lastly, the Jojoba Oil that has been infused inside of this bath soak will help moisturize your skin.

Please do not cut the pack that contains the ingredients to the bath soak. It is meant to stay intact when inserting it into the bath. If you gently squeeze the pack, it will help release its contents quicker.

Each Pack contains 30g of Bath Soak, which is equivalent to 1 use. (15 packs included)

Herbal Medicine Bath Soak

Gently squeeze 1 Pack of Herbal Medicine Bath Soak in a bathtub full of  water. 
Mix the Bath Soak into the water until it is fully dissolved.
• Rinse the bathtub after each use.

• Reduces body fatigue, stiffness and aches
• Moisturizes and promotes healthier skin
• Warms up your body from the core

Sodium carbonate (Anhydrous), Sodium bicarbonate, Safflower powder, Ginger powder, Chili pepper powder, Wormwood powder, Star anise powder, Jojoba oil, Dextrin

• Do not consume product, If accidentally consumed, drink a large amount of water and consult your doctor.
• If skin irritation occurs, stop use immediately and consult your doctor.
• Do not mix this item with other bath additives.

Kochi, Japan


Jinen processes and ships in-stock items within 1-2 business days. If your item is out of stock you will be contacted via email. 

Please note that we do not ship orders internationally.

Orders over $150 that ship within the contiguous United States receive free standard shipping automatically. 

We offer shipping via UPS and USPS.

Orders will be shipped out of Colorado.

Upon the arrival of your package, please check to see if all items have arrived safely. If any items have arrived damaged, please contact us within 3 business days. 


For damages, please file a report on our Returns Center within 3 business days from arrival.


If for any reason you are not happy with your purchase, you may return unused items.

Items must be received within 30 days of purchase with the original product packaging for an exchange or full refund for the purchase price of the product.

To start your return process, please have your order number and the email address associated with the order ready. Click this link here to begin.

For more information regarding our return policy, please click here.


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