Can a 7 year old boy use deodorant?

Yes, a 7-year-old boy can use deodorant, especially if he is experiencing body odor or has started to show signs of puberty. It's important to choose a gentle, age-appropriate product designed for children. Parents should supervise its use to ensure it's applied correctly and not overused. Ultimately, it's best to consult with a pediatrician if there are concerns about hygiene or body odor.