That's not a health medicine, that's not a medicine, but a kind of sports tonic. When used by the majority of fitness people, it can be converted into ATP and adenosine triphosphate, which can quickly restore physical strength and strengthen endurance and explosiveness after training.
All major gyms have them, but the price is more expensive. There are many Taobao websites, but it is best to buy genuine Taobao Mall. After all, it's what you eat in your stomach.
By the way, if you train, you must eat. It's no use eating without training.