Also I’m sure you already know but try to avoid things like caffeine, alcohol, smoking, exc.
I had the same thing happen to me at the 9 month mark! So frustratinggg! I started to drink coconut water and body armour ( electrolyte drink) as well as take supplements ( lengendairy milk) and it brought it back to surplus🥰 I was planning on doing power pumping as well, but since hydration and supplements worked, I didn’t have to do that. I also heard just offering more feedings can increase milk supply since there is more demand on it.
Cauliflower, oatmeal, broccoli
Here’s a good article on foods that will help increase your supply: https://www.momjunction.com/articles/best-foods-to-increse-breast-milk_0076100/?sem_campaign=DynPMAXMJToddler_USA&gad_source=1&gbraid=0AAAAACo00vYKVZhJWH7j7vHqhVBXNuUKS&gclid=EAIaIQobChMIyO65yvakiQMVYkx_AB2e3SUMEAAYASAAEgI3wPD_BwE