Châu Âu: M?t s? qu?c gia s? d?ng ký hi?u t??ng t? nh? Rx, nh?ng cách ghi nhãn thu?c th??ng chi ti?t h?n v?i các h??ng d?n s? d?ng b?ng nhi?u ngôn ng?.[two] Useful foods may be "intended to have physiological Gains and/or reduce the potential risk of Persistent ailment outside of essential nutritional capabilities, and should be similar in vi