龍泉堂 Company Profile

Supporting health promotion based on peace of mind and safety!

Ryokuento has been dedicated to the discovery of "food that serves as medicine" since its founding, and has introduced many health and nutritional supplements to the world. Among these, foods containing undenatured type II collagen and processed foods with concentrated onion extract have been recognized through various rigorous tests for their numerous excellent physiological active effects and high safety, earning high praise among medical and nutrition professionals.