Culturelle's LGG probiotic has been extensively studied for safety in children and those studies have shown that Culturelle: Helps support kids' natural defense systems Helps reduce occasional digestive upset Supporting kids' natural defense systems is important to promoting their overall health as well as helping to alleviate occasional digestive distress;Culturelle Kids Packets support a child's health by fostering the proper balance between good bacteria and the non-benefical bacteria that resides in the gastrointestinal tract.Culturelle Kids Packets contain Lactobacillus GG, one of the most widely studied probiotic strains;It is demonstrated to survive harsh stomach acids to get where it's needed most in the intestines and is recognized as safe for regular use;Research has shown that Lactobacillus GG alleviates occasional digestive distress while supporting a child's natural defenses.Culturelle Kids Packets are easy to take, flavorless, and 100% dairy & gluten free. Suggested Use: For children 25 to 50 lbs: Empty entire contents of one (1) packet into cool food or drink;Mix until dissolved;Do not add to warm or hot food or beverage;Take one (1) packet daily to support digestive and immune health;To alleviate occasional digestive distress, take up to seven (7) packets per day;When using more than 1 packet, take at regular intervals throughout the day;If conditions persist, consult your physician;For children over 50 to 100 lbs: Take Culturelle Kids Chewables as directed on package;For children over 100 lbs: Take Culturelle Digestive Health Probiotic capsules as directed on package;Consult your physician before using this product in children younger than 1 year of age;This should not be used by those with immune problems unless directed by a physician;Storage instructions: Culturelle must not exceed 75 degrees Fahrenheit;Keep Culturelle in a cool, dry place away from direct sunlight. UPC: 049100400082 Weight: 0.43 lbs