05/29/2026
Cord blood banking is one of those birth choices worth learning about before you’re in the moment.
Cord blood is the blood left in the umbilical cord and placenta after birth. It contains stem cells that can be used in certain medical treatments. On average, a collected sample is often around 60 mL, or about 2 ounces, though collection amounts can vary.
The pros:
It may be useful for certain blood, immune, or genetic conditions.
Public donation can help another family in need.
Private banking may be meaningful for families with a known medical reason or sibling who could benefit.
The cons:
Private banking can be expensive.
Most privately stored cord blood is never used.
Delayed cord clamping may reduce how much cord blood is available to collect.
Public donation is not available at every birth location.
Like so many parts of birth, this is not about the “right” answer.
It is about informed choice.
You get to ask the questions.
You get to weigh the benefits.
You get to consider your values, your baby, your family history, and your birth plan.
Birth is not one size fits all.
It is yours to walk through with wisdom, support, and peace.