Any momma's have any ideas for relief of constipation from formula in a 3 week old? TIA #desperate

Gripe water, a little prune juice with water.

a little bit of prune juice mixed with water always helps

Rectal thermostat it sounds weird but it works

Karo syrup 1 teaspoon per 4oz added to bottle one dose worked like a charm !! Also the rectal thermomter to help stimulate