I recently resumed my yoga practice focusing on loosening the shoulders, neck, hamstrings, and hips. A wrist injury and weak abdominal muscles meant leaving the chaturangas and other strong sequences behind (at least for now). From 15 minutes, I built my practice to an hour and I noticed that after a particularly calming and relaxing sequence, my milk supply increased. I can actually physically feel the tingling sensations that signals I need to nurse or pump. Particularly after a very good savasana.
Below are some of my favorite sequences by Esther Ekhart: