hey see nipple size will increase when u get cocieve for the first time due to release of the of hormone called lactogenic hormone responsible for milk secretion and u can germinating seeds like pulses.soyabean etc this will took majore role in this
First of all, you have your question in the wrong category. 25 years old is NOT a teenager and so this isn't a teen health question. Second, I highly doubt you can enlarge your nipples.