# cervical mucus is produced by the cervix > Cervical mucus is produced by the biosynthetic activity of the secretory cells of the cervix and contains three important components: (1) mucus molecules; (2) water, (3) chemical and biochemical compounds (sodium chloride, protein chains, enzymes, etc.).[[(Odeblad, 1994)#^jmu1h]] > Cervical mucus is secreted by cervical and endocervical glands.[[(Su et al., 2017)#^zqpej]] > The main product of the human cervix is cervical mucus [27].[[(Nott et al, 2016)#^xyzbq]]