GUNA MD NECK COLLAGEN 10 x 2.0MLMD Neck is a medical device that improves the range of motion of the cervical spine. Indications Increases the range of motion of the shoulder and hand joints Facilitates stretching of the neck muscles Helps maintain neck muscle mass Facilitating the maintenance of muscle mass in the cervical spine in the case of postural defects Relief of local pain and pain associated with movement Area of application Body cervical spine Composition Collagen type I