Provided there is no chemical damage to be considered, a pretty clear sign of inadequate nutrition is dry, dull or easily broken hair. (immortalitea.com)
The causes are generally genetic defects in the immune system, environmental stress and poor health associated with inadequate nutrition. (vetinfo.com)
If there is inadequate nutrition in the mother, the baby's are met first and the mother's body will end up drained. (pregnancy-info.net)