Not long ago, it was believed that the placenta shielded an unborn baby from most toxins a mother consumed. However, the placenta is not the perfect barrier we once thought it was, and we now know that – while the placenta does form a barrier for some infectious agents, natural toxins and certain foreign chemical substances – it is not always equipped to handle all the toxins in today’s diets and environment. Such toxins, it has been discovered, may be actively transported to the foetus alongside the substances
