Long thin face with flat cheeks and shallow but permenant nasolabial fold

I'm 30 years old black woman.I used to have oval face with chubby cheeks after getting pregnant & giving birth my face became very thin the jawline from my ear till chin almost makes an actual triangle.my cheeks became flat & I developed tear trough,mild under eye bags & nasolabial fold. which one is better fat injection or sculptra for cheek fullness?how long do they last?Can filler remove nasolabial fold & tear trough ?can eye bags removed by using creams or do I have to remove them surgically?