Lateral strut grafts are best suited for individuals whom are most susceptible to a sagging nasal tip. This phenomenon is largely dependent on the strength of the individual's nasal cartilage.
A minority of the population has rigged and structurally sound cartilage, which does not sag at any age despite constant gravitation pull. The majority will experience sagging to a degree. Moreover, there are specific ethnicities whom tend to be more susceptible to this problem. If this describes your circumstances, a lateral strut graft is likely to be a wise decision.
“One popular new plastic surgery technique is called lip grafting, or "fat recycling" wherein fat cells are removed from one part of your body that is too large, such as your buttocks, and injected into your lips; people will then be literally kissing ass.”