Help me please

Kelsey • Mother of Amelia Louise 🌸🎀

So ever since my baby was born I have been in and out of the hospital constantly. My milk supply has definitely suffered. Luckily my sister has been donating breast milk to bottle feed to my 5 week old. I’ve been power pumping trying to get my supply back up because it’s really important to breast feed to me. Any advice on how to get it up fast? I need help ladies.