not expensive wedding collections for maternity bride

Disclaimer: GROSS BABY POOP QUESTION...

My 10 month old has had green stringy, mucusy poop for the last 24 hours. She is mostly breastfed but does eat some solid food also. I've recently gone to a higher protein/lower carb diet... could that have something to do with it? Has anyone experienced this? not expensive wedding collections for maternity bride