How can my breast back to normal

How to make breast round and streight ?
1. lose weight
2. use suitable bra size
3. direct the warm water to the breast
4. apply masks and moistruzers on your breasts
5. apply special massages 
6. if the mentioned above didnt work , you may consider a breast lift as well 
Creams helps to round and lift breast  :
1. Mustela Bust Firming Serum
2. Breast Actives Enhancement Cream
3. Freezeframe-Non-Surgical Breast Enhancer 100ml
General advices to get healthier breast ?
1. have a healthy diet 
2. exercise and focus on breast area muscles 
3. avoid smoking and sleeping on chest at night
4. avoid stress and anxiety
5. eat the food that enhance breast size such as : papaya fruit , milk , soya milk , fugs , nuts