Sources of stem cells Stem cells can be derived from various sources such as the bone marrow, embryos obtained by in-vitro fertilization, amniotic fluid, dental pulp, umbilical cord blood and menstrual blood. Breakthrough medical research has now shown that the umbilical cord and menstrual blood are amongst the richest sources of stem cells and they have the potential to treat many ailments through the process of stem cell therapy. What is stem cell therapy? Stem cell therapy is an amazing modern medical advancement that goes straight to the source of the problem by replacing damaged, diseased or