Katsuo Stamina is a groundbreaking exercise supplement that uses the power of katsuo fish to improve performance, reduce damage, and support quick recovery.

Don't believe in limits

Benefits&study

Quick recovery

Enabling the Next Challenge in a Short Period of Time An ideal recovery would be a quick, shortened period with maximum efficiency. The key is to ...

Performance Improvement

Performance Improvement The lactate threshold is a good indicator of athletic performance in long-distance endurance sports. Breaking down large a...

Reduce Muscle Damage

Reduce Muscle Damage In long-distance endurance sports, the key to speeding up recovery is the ability to control damage - to reduce post-exercise...

Our Athlete

Shingo Inoue🇯🇵Ultra Runner

I took Katsuo Stamina during 4 days of 330km training from Tokyo to Fukushima.It was a strenuous experience for me, but I was able to run at an ave...

Takashi Doi🇯🇵Trail Runner

I used KatsuoStamina at UTMF 2019. It is a supplement that I've been taking for some time.At UTMF, without exception, my legs never gave out. As pa...

Kaori Niwa🇯🇵Trail Runner

I won the first round of the 2017 Ultimate Tsaigu Trail Kuocang (UTGK) 100km race in a stunning upset! For this 100 km race, I took two bags of Kat...