Thanks for your query. I understand your concern. But stools that float on the top doesn't always mean abnormal. The nature of food we eat can make stools greasy. Try adding more fruits and vegetables to his diet. Floating stools along with weight loss
could mean malabsorption
) and needs evaluation. So keep a watch on his weight. As long as he doesn't loose weight, you need not worry much.
Dr. Balaji CHinnasami MD
Assistant professor, Pediatrics