About this item IMMUNE SYSTEM SUPPORT* - The LGG strain in Culturelle has been shown to form a strong barrier in the digestive tract, activating your childҳ natural defenses to protect it against nonbeneficial bacteria, helping to keep them healthy. FROM THE 1 PEDIATRICIAN RECOMMENDED PROBIOTIC BRAND, Culturelle Kids Daily Probiotic Packets help your childҳ digestive tract to work better and support a healthy immune system when taken regularly HAPPY TUMMIES, HEALTHY KIDS, RELAXED PARENTS. Lactobacillus rhamnosus GG (LGG) - the key ingredient in Culturelle Kids Daily Probiotic Packets - is clinically proven to help reduce occasional tummy troubles, including diarrhea and occasional digestive upset PROVEN EFFECTIVE- Not all probiotics for kids are created equal. Pick Culturelle Kids Packets, exclusively powered by LGG, the Proven Effective Probiotic.Non GMO EASY FOR YOUR LITTLE ONES TO TAKE - For best results, mix entire contents of Culturelle Kids Daily Probiotic Packet into cool food or drink. Best for toddlers and children ages 1plus Contains none of the following: gluten, dairy, lactose, milk, added colors, preservatives, yeast or soy During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.