Is There No Any Other Way to Reduce Bulbous Cartilage Other Than a Rhinoplasty?

Ana, although it would be great if there were other non-invasive options for this particular issue, the reality is that only rhinoplasty surgery can effectively reshape a bulbous nasal tip. When it comes to reshaping a bulbous nasal tip, it is not a matter of just thinning the cartilage. The thickness of the cartilage is not necessarily the problem. You actually have to reshape the cartilage by using suture technique or cutting the cartilage to achieve the desired shape. Good luck with your search.

In general, the only way to correct a bulbous tip is the reshape the tip cartilages through rhinoplasty surgery. However, if only a small change is needed, sometimes non-surgical methods can be an alternative. Depending on the appearance of the tip as well as the remainder of the nose, semi-permanent filler may be used to camouflage the bulbosity of the tip and make it more proportional with the rest of the nose.

The only wat I know how to treat a bulbous tip of the nose is by performing a rhinoplasty to contour the lower lateral cartilages.

There is no way to reduce or change the contour of cartilage causing a bulbous tip without surgery. Fillers are sometimes used to change nasal appearance, but adding injections will not make your tip smaller.

No, absolutely not.  There's no other way to reduce nasal cartilage than a Rhinoplasty.