I’m stressed about my daughter worrying she’s worried about getting sick from food, Like things of: Salmonella or just food poisoning... Could you hel?

Why ? You get the most from the site when you provide background information which explains/ supports your question. You list no symptoms, duration of issues, past evaluation, suspected source, etc. . You are welcome to start over. With nothing to work with other than your concern, no reasoned answer can be provided.