Vitamins for muscle weakness and joints!?

Ashley • 30. Marine Wife. MMC 11/13/18 👼. 🌈 👶🏻 8/29/19 MC 12/15/20 👼 🌈👶🏻 11/24/21

I’m used to working out, lifting and what not. But now that I’m pregnant with our little girl I’m just sooooo weakkkk like my muscles are not strong what so ever and my joints are throbbing!! Any recommendations would be greatly appreciated!!