- Relieves feet ache, shins ache, backache , body ache, physical and mental weakness within few days. Highly effective for whole day workout, mental stress and laziness. Keeps the body disease free. Boosts immunity, power, force and working capacity. Tru Knight Power tablet is a true friend for any type of weakness; due to headache, early ageing, diabetes, chronic disease, vertigo, under eyes dark circle, anemia, numbness of hands and feet and weakness occurred due to accident.