Constipated poops

Hello po mga mommies ask ko lang po if ano gawin sa constipated baby turning to 1month pa lang cia...mix feed po sia at similac neosure gamit nia...tama po ba ung sukat nia 60ml 1scoop?at sino po nkaalam sa similac tummycare hmo stage 1...same lang din po ba ung sukat nag milk?1 is to 2 pa rin po ba?thanks po