struggles on Breastfeeding

Hi can u please help me on my breastfeeding journey.. on my 4th month of breastfeeding, I noticed that my breast aren't that full anymore, i tried consuming malunggay supplements & powder, juice with fenugreek, oatmeal, alot of soup everyday but still my milk is still not that much, I tried power pumping and i got 30ml for an hour.. pls help???