What is the fastest way to heal a cut? There are lots of methods for coping with cuts, and some may work better than others... while others may not work at all. Healing your cut isn't difficult, but if you need to do it in a hurry, it's important to know a few things.
First of all, your body heals cuts naturally provided it's healthy and the cut isn't aggravated. The fastest way to interrupt your natural healing process, and thus slow down the natural healing of the cut, is to let it get infected or dirty. In other words, for fast healing, really the only thing you should or need to do is keep it clean.
Some people believe they need to keep the cut covered with a bandage, and if getting dirt or bacteria into it is a problem, then you should indeed do so. But as the cut heals and begins to seal itself, it's helpful to take the bandage off so that air can get to the area. Be careful with it, and you'll find your body takes over the process before too long. Sometimes the fastest-healing cuts are the ones that you interfere with the least.
Some commercial products claim to heal cuts more quickly, and some of them do work, but they're not magic. Healing creams typically work by killing germs and soothing swelling and irritation in the area, thus letting the skin heal itself. Other products act as a sealant and help keep the wound covered and closed while the skin does its work. These products are fine to use, but remember that their main purpose is to support what your body will do by itself anyhow. The key is to make the conditions ideal for your body to get the job done.
So, the fastest way to heal a cut... let your body do its work.