MATERNA^® 23 Vitamins & Minerals is a nutritional supplement for preconception of pregnancy, pregnant and lactating women. It offers 23 kinds of vitamins and minerals with one tablet a day, which is more comprehensive than single vitamin/ mineral supplement for meeting women’s nutritional needs. Its folic acid and iodine is important for baby’s nervous system and brain development¹,². It contains calcium and vitamin D which help support bone health³, while the selenium contained helps to support immune function of mothers⁴.