Oyster shell powder (manufactured in Japan), sunflower oil, seaweed calcium, perilla oil / crystalline cellulose, HPMC, potassium citrate, potassium carbonate, calcium stearate, sodium bicarbonate, fine silicon dioxide, coloring agent (titanium dioxide), magnesium sulfate, hydrogen, platinum [Contents] 21g (350mg per tablet [290mg content] x 60 tablets) Primo World Japan Co., Ltd. Aging care product specializing in hydrogen