Hello moms and expecting mothers! Question for mommies: Has anyone had…

Hello moms and expecting mothers! Question for mommies: Has anyone had constipation from Similac Classic? My little one is on breast milk, but since 7 am she's been taking poorly and after lunch she doesn't want to take it at all. Nestomil worked well for her, but it's finished, I didn't buy it because I thought I would be breastfeeding only, but Nestomil, if I suddenly go to the store, and my husband will sit with the baby, and now she doesn't take the breast and Nestomil is not there, and there is Similac, but they told me that from it there might be constipation in my daughter's tummy and now I