How can you make your nose piercing heal faster?

There is a guaranteed way but,

-don't touch or play with it

-clean with natural sea salt soaks- a pinch of natural sea salt into a shotglass of warm water- soak for 5 mins 2-3 times a day

-if you sleep on your stomach(face down on pillow), change your pillowcase often to prevent contamination

-don't try to change it too early

-take vitamins to boost your immune system. Vitamin C is good