A Every hyaluronic acid filler attracts water. Different fillers will have different capacities. The best would be to discuss this with your experienced Injector who can recommend the best approach, to be able to balance out all parts of your face. They are other fillers like Radiesse, that are often used to fill in hollow areas while diluted, that way it will just promote your own body to build the missing collagen and you would not have to worry about a bloated face. Also, some abnormal face shapes after fillers can happen due to improper technique during the injection, placement of the filler in the wrong plane, and the wrong part of the face. Find a board-certified cosmetic surgeon for yourself who is very experienced in fillers, and can guide you.