The best way to increase ur breast milk supply is to make the baby suck. Though baby may be 36 wks, baby will be able to suck well if properly attached to breast. So kindly ensure a correct technique of breastfeeding with a staff nurse or lactation consultant. Galactogogues are far inferior compared to sucking stimulus by baby.
Next Steps
U can try natural galactogogues like garlic and fenugreek in ur diet daily