 [ Symptoms ] is it safe for a 6 year old child to consume yogurt one week after the expiration date  my husband gave our 6 year old son yogurt that had expired one week ago our son had a terrible stomach ache and eventually vomited could this have been from the yogurt that was one week over the expiration date [ Disease ] this is a good question you can always ask your pharmacist the word elixir means liquid it does not change the purpose of the medication