Blessed Thistle is a herbal galactagogue commonly used to increase milk supply though no scientific research has been done to prove its effectiveness.
Mothers have experienced success in boosting their milk supply within 24-72 hours when taking 3 capsules of this herb along with 3 capsules of Fenugreek per day.
Just remember that the most effective way to increase your milk supply is by offering and encouraging your baby to nurse frequently.
Avoid substances that may cause lowered milk supply such as: