Breastfeeding

I'm on my 8 months , FTM I'm worried na baka walang lumabas na milk saken for baby ☹️ I only weigh 45kg kht 8 months na ko, ung tummy ko parang 6 months lang , but my oby said everything's fine and normal nmn daw . But I wanna make sure that I did my best para maibigay ko ung need ni baby once lumabas na sya . any tips po pano mapaparami ang breastmilk ? .