BARTH is a neutral bicarbonate bath additive created using unique manufacturing techniques. The active ingredient, sodium bicarbonate, contains a high concentration of bicarbonate ions, which neutralize the water's pH and allow it to dissolve in the water for a long time. Water rich in bicarbonate ions enhances the benefits of a hot bath. The active ingredients also address chapped, cracked, and rough skin, supporting beautiful skin after a warm bath. [Key Points] . Rejuvenates the body. Relax and soothe your tired body with a relaxing soak in water rich in bicarbonate ions*. *The benefits of the active ingredient, sodium bicarbonate. Long-lasting effects. BARTH's pH-neutral bicarbonate ions dissolve fully in the water, maintaining their concentration for a long time. Made with gentle ingredients, no fragrances or colorants, and neutralized chlorine, it is gentle on the skin and suitable for sensitive skin and children.