SmartyPantshas debuted a Baby Probiotic for ages 0-24 months old.The liquid formula comes in a glass bottle equipped with a built-in-dropper that releases controlled drops of liquid when turned upside down, for mess-free ease-of-use. It containsP. pentosaceusKABP-041 andB. longum KABP-042, which are clinically studied to help soothe fussiness and reduce crying due to an occasional upset tummy. The supplement supports production of beneficial gut bacteria, making it useful for both breast- and formula-fed babies, the company says. It is vegan, gluten-free, and non-GMO.