According to the present invention, disclosed are functional socks for healthy feet fitted to left and right feet. The functional socks comprises: a plurality of toe spacing unit which are provided at an end portion of a toe accommodating unit where toes are placed inside the socks, to make a space among toes； and an acupuncture unit which is connected to an end portion of the toe spacing units and protrudes along a boundary point of a phalange and metatarsus. The toe spacing unit and the acupuncture unit are woven by the same materials as the socks. According to the present invention, the plurality of toe spacing units spacing among toes inside the socks to prevent toes from coming into contact to each other and the acupuncture unit protruding on a boundary point of a phalange and metatarsus or from a boundary point of a phalange and metatarsus to the metatarsus are woven by the same method same as the socks such that a sense of difference for a user can be reduced. When a user suffers diseases such as hallux valgus, the present invention makes toes spread by the spacing units to have a large support area and smooth ventilation between toes. In case of adults or youth lacking exercises, the present invention prevents a big toe from being deformed when toes have no power, makes shoulders straightened along with acupuncture effects through the acupuncture unit to prevent shoulder muscles from being cramped to maintain a comfortable posture. Since the spacing units and the acupuncture unit are formed inside the socks, the exterior is beautiful and toe health is kept. In addition, the present invention has a low price and helps toes spread, thereby conveniently providing help for everyone from children to seniors.개시된 본 발명에 따른 바른발 기능성 양말은, 좌우 해당 발에 맞게 착용되는 양말로써, 상기 양말 내부 중 발가락들이 위치되는 발가락 수용부의 단부에 구비되어 발가락과 발가락의 사이를 각각 이격시키는 복수의 발가락 이격부； 및 상기 발가락 이격부들의 단부에 연결되면서 지골과 중족골과의 경계 지점을 따라 돌출되는 지압부를 포함하며, 상기 발가락 이격부 및 상기 지압부는 상기 양말과 동일한 재질로 직조에 의해 형성된다.본 발명에 의하면, 양말 내부에 발가락과 발가락
